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<li id="toc-International_Congresses_of_Speleology" class="vector-toc-list-item vector-toc-level-2"> <a class="vector-toc-link" href="#International_Congresses_of_Speleology"> <div class="vector-toc-text"> <span class="vector-toc-numb">1.1</span> <span>International Congresses of Speleology</span> </div> </a> <ul id="toc-International_Congresses_of_Speleology-sublist" class="vector-toc-list"> </ul> </li> </ul> </li> <li id="toc-Structure" class="vector-toc-list-item vector-toc-level-1 vector-toc-list-item-expanded"> <a class="vector-toc-link" href="#Structure"> <div class="vector-toc-text"> <span class="vector-toc-numb">2</span> <span>Structure</span> </div> </a> <button aria-controls="toc-Structure-sublist" class="cdx-button cdx-button--weight-quiet cdx-button--icon-only vector-toc-toggle"> <span class="vector-icon mw-ui-icon-wikimedia-expand"></span> <span>Toggle Structure subsection</span> </button> <ul id="toc-Structure-sublist" class="vector-toc-list"> <li 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div:not(.notheme){background:#1f1f23!important;color:#f8f9fa}}@media(min-width:640px){body.skin--responsive .mw-parser-output .infobox-table{display:table!important}body.skin--responsive .mw-parser-output .infobox-table>caption{display:table-caption!important}body.skin--responsive .mw-parser-output .infobox-table>tbody{display:table-row-group}body.skin--responsive .mw-parser-output .infobox-table tr{display:table-row!important}body.skin--responsive .mw-parser-output .infobox-table th,body.skin--responsive .mw-parser-output .infobox-table td{padding-left:inherit;padding-right:inherit}}</style><table class="infobox vcard"><caption class="infobox-title fn org">International Union of Speleology</caption><tbody><tr><th scope="row" class="infobox-label" style="padding-right:0.6em;">Abbreviation</th><td class="infobox-data nickname">UIS</td></tr><tr><th scope="row" class="infobox-label" style="padding-right:0.6em;">Formation</th><td class="infobox-data note">1965<span class="noprint">; 59 years ago</span><span style="display:none"> (<span class="bday dtstart published updated">1965</span>)</span></td></tr><tr><th scope="row" class="infobox-label" style="padding-right:0.6em;">Type</th><td class="infobox-data"><a href="/wiki/International_non-governmental_organization" title="International non-governmental organization">INGO</a></td></tr><tr><th scope="row" class="infobox-label" style="padding-right:0.6em;">Headquarters</th><td class="infobox-data">Titov trg 2, <a href="/wiki/Postojna" title="Postojna">Postojna</a>, <a href="/wiki/Slovenia" title="Slovenia">Slovenia</a></td></tr><tr><th scope="row" class="infobox-label" style="padding-right:0.6em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;">Region served </div></th><td class="infobox-data">Worldwide</td></tr><tr><th scope="row" class="infobox-label" style="padding-right:0.6em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;">Membership </div></th><td class="infobox-data">58 countries</td></tr><tr><th scope="row" class="infobox-label" style="padding-right:0.6em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;">Official language </div></th><td class="infobox-data">English, French, German, Italian, Russian, and Spanish<sup id="cite_ref-1" class="reference"><a href="#cite_note-1"><span class="cite-bracket">[</span>1<span class="cite-bracket">]</span></a></sup></td></tr><tr><th scope="row" class="infobox-label" style="padding-right:0.6em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/President_(corporate_title)" title="President (corporate title)">President</a></div></th><td class="infobox-data">Nadja Zupan-Hajna (<a href="/wiki/Slovenia" title="Slovenia">Slovenia</a>)</td></tr><tr><th scope="row" class="infobox-label" style="padding-right:0.6em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/Vice-President" class="mw-redirect" title="Vice-President">Vice-President</a></div></th><td class="infobox-data">Zdeněk Motyčka (<a href="/wiki/Czech_Republic" title="Czech Republic">Czech Republic</a>), Nivaldo Colzato (<a href="/wiki/Brazil" title="Brazil">Brazil</a>)</td></tr><tr><th scope="row" class="infobox-label" style="padding-right:0.6em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;"><a href="/wiki/General_Secretary" class="mw-redirect" title="General Secretary">General Secretary</a></div></th><td class="infobox-data">Johannes Mattes (<a href="/wiki/Austria" title="Austria">Austria</a>)</td></tr><tr><th scope="row" class="infobox-label" style="padding-right:0.6em;"><div style="display: inline-block; line-height: 1.2em; padding: .1em 0;">Parent organization</div></th><td class="infobox-data"><a href="/wiki/International_Science_Council" title="International Science Council">International Science Council</a> (ISC)</td></tr><tr><th scope="row" class="infobox-label" style="padding-right:0.6em;">Website</th><td class="infobox-data"><a rel="nofollow" class="external text" href="http://www.uis-speleo.org/">UIS Official website</a></td></tr></tbody></table> <p><b>International Union of Speleology</b> (French: <i lang="fr">Union Internationale de Spéléologie</i>, <b>UIS</b>) is a scientific <a href="/wiki/Non-governmental_organization" title="Non-governmental organization">non-governmental organization</a> dedicated to the international promotion and coordination of cave and <a href="/wiki/Karst" title="Karst">karst</a> research.<sup id="cite_ref-2" class="reference"><a href="#cite_note-2"><span class="cite-bracket">[</span>2<span class="cite-bracket">]</span></a></sup> Founded in 1965, UIS is a member of the <a href="/wiki/International_Science_Council" title="International Science Council">International Science Council</a> in Paris and cooperates with <a href="/wiki/UNESCO" title="UNESCO">UNESCO</a>.<sup id="cite_ref-3" class="reference"><a href="#cite_note-3"><span class="cite-bracket">[</span>3<span class="cite-bracket">]</span></a></sup> In 2021–2022, UIS organized the <i>International Year of Caves and Karst</i>.<sup id="cite_ref-4" class="reference"><a href="#cite_note-4"><span class="cite-bracket">[</span>4<span class="cite-bracket">]</span></a></sup> </p> <meta property="mw:PageProp/toc" /> <div class="mw-heading mw-heading2"><h2 id="History">History</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=International_Union_of_Speleology&action=edit&section=1" title="Edit section: History"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>In 1949, the international speleological community, then mostly Europeans, agreed in a meeting in <a href="/wiki/Valence-sur-Rh%C3%B4ne" class="mw-redirect" title="Valence-sur-Rhône">Valence-sur-Rhone</a>, France, to hold international speleological congresses beginning in <a href="/wiki/Paris" title="Paris">Paris</a> in 1953. These efforts continued during the <a href="/wiki/Cold_War" title="Cold War">Cold War</a>. At the 4th International Congress of Speleology in <a href="/wiki/Postojna" title="Postojna">Postojna</a>/<a href="/wiki/Ljubljana" title="Ljubljana">Ljubljana</a> in 1965, a group of speleologists proposed to establish an association that would bring together scientists and cavers on both sides of the <a href="/wiki/Iron_Curtain" title="Iron Curtain">Iron Curtain</a> and coordinate their activities. At the closing ceremony of this congress, the UIS was finally launched. However, the confirmation of its organization and statutes did not take place until the following congress in <a href="/wiki/Stuttgart" title="Stuttgart">Stuttgart</a> in 1969.<sup id="cite_ref-5" class="reference"><a href="#cite_note-5"><span class="cite-bracket">[</span>5<span class="cite-bracket">]</span></a></sup><sup id="cite_ref-6" class="reference"><a href="#cite_note-6"><span class="cite-bracket">[</span>6<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading3"><h3 id="International_Congresses_of_Speleology">International Congresses of Speleology</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=International_Union_of_Speleology&action=edit&section=2" title="Edit section: International Congresses of Speleology"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Meetings have been held in the following years:<sup id="cite_ref-7" class="reference"><a href="#cite_note-7"><span class="cite-bracket">[</span>7<span class="cite-bracket">]</span></a></sup> </p> <table> <tbody><tr> <td> <ul><li>1953: <a href="/wiki/Paris" title="Paris">Paris</a> (France)</li> <li>1958: <a href="/wiki/Bari" title="Bari">Bari</a> (Italy)</li> <li>1961: <a href="/wiki/Vienna" title="Vienna">Vienna</a>, <a href="/wiki/Obertraun" title="Obertraun">Obertraun</a>, <a href="/wiki/Salzburg" title="Salzburg">Salzburg</a> (Austria)</li> <li>1965: <a href="/wiki/Postojna" title="Postojna">Postojna</a>, <a href="/wiki/Ljubljana" title="Ljubljana">Ljubljana</a> (Yugoslavia)</li> <li>1969: <a href="/wiki/Stuttgart" title="Stuttgart">Stuttgart</a> (Germany)</li></ul> </td> <td> <ul><li>1973: <a href="/wiki/Olomouc" title="Olomouc">Olomouc</a> (Czechoslovakia)</li> <li>1977: <a href="/wiki/Sheffield" title="Sheffield">Sheffield</a> (Great Britain)</li> <li>1981: <a href="/wiki/Bowling_Green,_Kentucky" title="Bowling Green, Kentucky">Bowling Green</a> (United States)</li> <li>1986: <a href="/wiki/Barcelona" title="Barcelona">Barcelona</a> (Spain)</li> <li>1989: <a href="/wiki/Budapest" title="Budapest">Budapest</a> (Hungary)</li></ul> </td> <td> <ul><li>1993: <a href="/wiki/Beijing" title="Beijing">Beijing</a> (China)</li> <li>1997: <a href="/wiki/La_Chaux-de-Fonds" title="La Chaux-de-Fonds">La Chaux-des-Fonds</a> (Switzerland)</li> <li>2001: <a href="/wiki/Bras%C3%ADlia" title="Brasília">Brasilia</a> (Brazil)</li> <li>2005: <a href="/wiki/Kalamos_(island)" title="Kalamos (island)">Kalamos</a> (Greece)</li> <li>2009: <a href="/wiki/Kerrville,_Texas" title="Kerrville, Texas">Kerrville</a> (United States)</li></ul> </td> <td> <ul><li>2013: <a href="/wiki/Brno" title="Brno">Brno</a> (Czech Republic)</li> <li>2017: <a href="/wiki/Sydney" title="Sydney">Sydney</a> (Australia)</li> <li>2022: <a href="/wiki/Le_Bourget-du-Lac" title="Le Bourget-du-Lac">Le Bourget-du-Lac</a> (France)</li></ul> </td></tr></tbody></table> <div class="mw-heading mw-heading2"><h2 id="Structure">Structure</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=International_Union_of_Speleology&action=edit&section=3" title="Edit section: Structure"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>The main body of the UIS is the General Assembly, which is composed of delegates from 58 member countries and meets every four years on the occasion of the International Congresses on Speleology. The voting delegates to the General Assembly are sent by the national scientific societies and associations.<sup id="cite_ref-8" class="reference"><a href="#cite_note-8"><span class="cite-bracket">[</span>8<span class="cite-bracket">]</span></a></sup> </p><p>At present, the UIS is presided over by a Bureau, which consists of an executive committee of five officers (<a href="/wiki/President_(corporate_title)" title="President (corporate title)">President</a>, two Vice Presidents, <a href="/wiki/Secretary_(title)" title="Secretary (title)">General Secretary</a>, and Treasurer), who are joined on the Bureau by seven Adjunct Secretaries. Each Bureau member must be from a different country. These Bureau members are elected at the General Assemblies for a period of four years. The Bureau is assisted by an Advisory Committee, consisting mostly of the past presidents and other past officers.<sup id="cite_ref-9" class="reference"><a href="#cite_note-9"><span class="cite-bracket">[</span>9<span class="cite-bracket">]</span></a></sup> </p><p>UIS activities take place in a number of commissions and working groups, such as the UIS Informatics Commission formed in 1986, the Speleotherapy Commission or the Karst Hydrogeology and Speleogenesis Commission.<sup id="cite_ref-10" class="reference"><a href="#cite_note-10"><span class="cite-bracket">[</span>10<span class="cite-bracket">]</span></a></sup> Other UIS undertakings include the <i>Speleological Abstracts</i> (SA/BBS),<sup id="cite_ref-11" class="reference"><a href="#cite_note-11"><span class="cite-bracket">[</span>11<span class="cite-bracket">]</span></a></sup> an annual survey of the world's speleological literature, or the <i>Karst Information Portal</i> (KIP),<sup id="cite_ref-12" class="reference"><a href="#cite_note-12"><span class="cite-bracket">[</span>12<span class="cite-bracket">]</span></a></sup> an open-access digital library on karst environments. </p> <div class="mw-heading mw-heading3"><h3 id="List_of_presidents">List of presidents</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=International_Union_of_Speleology&action=edit&section=4" title="Edit section: List of presidents"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Of the 12 past presidents in office, 10 have been male:<sup id="cite_ref-13" class="reference"><a href="#cite_note-13"><span class="cite-bracket">[</span>13<span class="cite-bracket">]</span></a></sup> </p> <table> <tbody><tr> <td> <ul><li>1965-1973: Bernard Gèze (<a href="/wiki/France" title="France">France</a>)</li> <li>1973-1981: Arrigo A. Cigna (<a href="/wiki/Italy" title="Italy">Italy</a>)</li> <li>1981-1986: Adolfo Eraso Romero (<a href="/wiki/Spain" title="Spain">Spain</a>)</li> <li>1986-1989: Derek C. Ford (<a href="/wiki/Canada" title="Canada">Canada</a>)</li></ul> </td> <td> <ul><li>1989-1993: Hubert Trimmel (<a href="/wiki/Austria" title="Austria">Austria</a>)</li> <li>1993-1997: Paolo Forti (<a href="/wiki/Italy" title="Italy">Italy</a>)</li> <li>1997-2001: Julia Mary James (<a href="/wiki/Australia" title="Australia">Australia</a>)</li> <li>2002-2005: José Ayrton Labegalini (<a href="/wiki/Brazil" title="Brazil">Brazil</a>)</li></ul> </td> <td> <ul><li>2005-2013: Andrew Eavis (<a href="/wiki/Great_Britain" title="Great Britain">Great Britain</a>)</li> <li>2013-2017: Kyung Sik Woo (<a href="/wiki/South_Korea" title="South Korea">Republic of Korea</a>)</li> <li>2017-2022: George Veni (<a href="/wiki/United_States" title="United States">United States</a>)</li> <li>since 2022: Nadja Zupan-Hajna (<a href="/wiki/Slovenia" title="Slovenia">Slovenia</a>)</li></ul> </td></tr></tbody></table> <div class="mw-heading mw-heading3"><h3 id="List_of_general_secretaries">List of general secretaries</h3><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=International_Union_of_Speleology&action=edit&section=5" title="Edit section: List of general secretaries"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Former general secretaries:<sup id="cite_ref-14" class="reference"><a href="#cite_note-14"><span class="cite-bracket">[</span>14<span class="cite-bracket">]</span></a></sup> </p> <table> <tbody><tr> <td> <ul><li>1965-1969: Albert Anavy (<a href="/wiki/Lebanon" title="Lebanon">Lebanon</a>)</li> <li>1969-1989: Hubert Trimmel (<a href="/wiki/Austria" title="Austria">Austria</a>)</li></ul> </td> <td> <ul><li>1989-1993: Camile Ek (<a href="/wiki/Belgium" title="Belgium">Belgium</a>)</li> <li>1993-2005: Pavel Bosák (<a href="/wiki/Czech_Republic" title="Czech Republic">Czech Republic</a>)</li></ul> </td> <td> <ul><li>2005-2022: Fadi Nader (<a href="/wiki/Lebanon" title="Lebanon">Lebanon</a>)</li> <li>since 2022: Johannes Mattes (<a href="/wiki/Austria" title="Austria">Austria</a>)</li></ul> </td></tr></tbody></table> <div class="mw-heading mw-heading2"><h2 id="Publications">Publications</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=International_Union_of_Speleology&action=edit&section=6" title="Edit section: Publications"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <p>Since 1978, UIS publishes the <i><a href="/wiki/International_Journal_of_Speleology" title="International Journal of Speleology">International Journal of Speleology</a>.</i><sup id="cite_ref-15" class="reference"><a href="#cite_note-15"><span class="cite-bracket">[</span>15<span class="cite-bracket">]</span></a></sup> </p> <div class="mw-heading mw-heading2"><h2 id="Further_reading">Further reading</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=International_Union_of_Speleology&action=edit&section=7" title="Edit section: Further reading"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><style data-mw-deduplicate="TemplateStyles:r1238218222">.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:rgba(0,127,255,0.133)}.mw-parser-output .id-lock-free.id-lock-free a{background:url("//upload.wikimedia.org/wikipedia/commons/6/65/Lock-green.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-limited.id-lock-limited a,.mw-parser-output .id-lock-registration.id-lock-registration a{background:url("//upload.wikimedia.org/wikipedia/commons/d/d6/Lock-gray-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .id-lock-subscription.id-lock-subscription a{background:url("//upload.wikimedia.org/wikipedia/commons/a/aa/Lock-red-alt-2.svg")right 0.1em center/9px no-repeat}.mw-parser-output .cs1-ws-icon a{background:url("//upload.wikimedia.org/wikipedia/commons/4/4c/Wikisource-logo.svg")right 0.1em center/12px no-repeat}body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-free a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-limited a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-registration a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .id-lock-subscription a,body:not(.skin-timeless):not(.skin-minerva) .mw-parser-output .cs1-ws-icon a{background-size:contain;padding:0 1em 0 0}.mw-parser-output .cs1-code{color:inherit;background:inherit;border:none;padding:inherit}.mw-parser-output .cs1-hidden-error{display:none;color:var(--color-error,#d33)}.mw-parser-output .cs1-visible-error{color:var(--color-error,#d33)}.mw-parser-output .cs1-maint{display:none;color:#085;margin-left:0.3em}.mw-parser-output .cs1-kern-left{padding-left:0.2em}.mw-parser-output .cs1-kern-right{padding-right:0.2em}.mw-parser-output .citation .mw-selflink{font-weight:inherit}@media screen{.mw-parser-output .cs1-format{font-size:95%}html.skin-theme-clientpref-night .mw-parser-output .cs1-maint{color:#18911f}}@media screen and (prefers-color-scheme:dark){html.skin-theme-clientpref-os .mw-parser-output .cs1-maint{color:#18911f}}</style><cite id="CITEREFLabegalini2015" class="citation book cs1">Labegalini, José Ayrton; et al. (2015-06-01). <a rel="nofollow" class="external text" href="https://books.google.com/books?id=LC8yDwAAQBAJ"><i>Fifty years of the UIS. 1965–2015</i></a>. Založba ZRC. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/9789612547851" title="Special:BookSources/9789612547851"><bdi>9789612547851</bdi></a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Fifty+years+of+the+UIS.+1965%E2%80%932015&rft.pub=Zalo%C5%BEba+ZRC&rft.date=2015-06-01&rft.isbn=9789612547851&rft.aulast=Labegalini&rft.aufirst=Jos%C3%A9+Ayrton&rft_id=https%3A%2F%2Fbooks.google.com%2Fbooks%3Fid%3DLC8yDwAAQBAJ&rfr_id=info%3Asid%2Fen.wikipedia.org%3AInternational+Union+of+Speleology" class="Z3988"></span></li></ul> <div class="mw-heading mw-heading2"><h2 id="References">References</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=International_Union_of_Speleology&action=edit&section=8" title="Edit section: References"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <style data-mw-deduplicate="TemplateStyles:r1239543626">.mw-parser-output .reflist{margin-bottom:0.5em;list-style-type:decimal}@media screen{.mw-parser-output .reflist{font-size:90%}}.mw-parser-output .reflist .references{font-size:100%;margin-bottom:0;list-style-type:inherit}.mw-parser-output .reflist-columns-2{column-width:30em}.mw-parser-output .reflist-columns-3{column-width:25em}.mw-parser-output .reflist-columns{margin-top:0.3em}.mw-parser-output .reflist-columns ol{margin-top:0}.mw-parser-output .reflist-columns li{page-break-inside:avoid;break-inside:avoid-column}.mw-parser-output .reflist-upper-alpha{list-style-type:upper-alpha}.mw-parser-output .reflist-upper-roman{list-style-type:upper-roman}.mw-parser-output .reflist-lower-alpha{list-style-type:lower-alpha}.mw-parser-output .reflist-lower-greek{list-style-type:lower-greek}.mw-parser-output .reflist-lower-roman{list-style-type:lower-roman}</style><div class="reflist"> <div class="mw-references-wrap mw-references-columns"><ol class="references"> <li id="cite_note-1"><span class="mw-cite-backlink"><b><a href="#cite_ref-1">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="http://www.uis-speleo.org/index.php?option=com_content&view=article&id=62&Itemid=376">"Statutes of International Union of Speleology (UIS)"</a>. 2017<span class="reference-accessdate">. Retrieved <span class="nowrap">January 20,</span> 2018</span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Statutes+of+International+Union+of+Speleology+%28UIS%29&rft.date=2017&rft_id=http%3A%2F%2Fwww.uis-speleo.org%2Findex.php%3Foption%3Dcom_content%26view%3Darticle%26id%3D62%26Itemid%3D376&rfr_id=info%3Asid%2Fen.wikipedia.org%3AInternational+Union+of+Speleology" class="Z3988"></span></span> </li> <li id="cite_note-2"><span class="mw-cite-backlink"><b><a href="#cite_ref-2">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://uis-speleo.org/index.php/what-is-the-uis/">"What is the UIS? – UIS"</a><span class="reference-accessdate">. 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Retrieved <span class="nowrap">2022-12-30</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=What+is+the+UIS%3F+%E2%80%93+UIS&rft_id=https%3A%2F%2Fuis-speleo.org%2Findex.php%2Fwhat-is-the-uis%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3AInternational+Union+of+Speleology" class="Z3988"></span></span> </li> <li id="cite_note-6"><span class="mw-cite-backlink"><b><a href="#cite_ref-6">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFInternational_Union_of_Speleology2015" class="citation book cs1">International Union of Speleology (2015). <a rel="nofollow" class="external text" href="https://www.worldcat.org/oclc/922861277"><i>Fifty years of the UIS : 1965-2015</i></a>. Jose Ayrton Labegalini, Arrigo A. Cigna, Linda Gentry El-Dash, Collegium graphicum) (1st ed., 1st print-run ed.). Ljubljana: Založba ZRC. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-961-254-785-1" title="Special:BookSources/978-961-254-785-1"><bdi>978-961-254-785-1</bdi></a>. <a href="/wiki/OCLC_(identifier)" class="mw-redirect" title="OCLC (identifier)">OCLC</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/oclc/922861277">922861277</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Fifty+years+of+the+UIS+%3A+1965-2015&rft.place=Ljubljana&rft.edition=1st+ed.%2C+1st+print-run&rft.pub=Zalo%C5%BEba+ZRC&rft.date=2015&rft_id=info%3Aoclcnum%2F922861277&rft.isbn=978-961-254-785-1&rft.au=International+Union+of+Speleology&rft_id=https%3A%2F%2Fwww.worldcat.org%2Foclc%2F922861277&rfr_id=info%3Asid%2Fen.wikipedia.org%3AInternational+Union+of+Speleology" class="Z3988"></span></span> </li> <li id="cite_note-7"><span class="mw-cite-backlink"><b><a href="#cite_ref-7">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://uis-speleo.org/index.php/proceedings-of-the-international-congress-of-speleology-ics/">"Proceedings of the International Congress of Speleology (ICS) – UIS"</a><span class="reference-accessdate">. Retrieved <span class="nowrap">2022-12-30</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=Proceedings+of+the+International+Congress+of+Speleology+%28ICS%29+%E2%80%93+UIS&rft_id=https%3A%2F%2Fuis-speleo.org%2Findex.php%2Fproceedings-of-the-international-congress-of-speleology-ics%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3AInternational+Union+of+Speleology" class="Z3988"></span></span> </li> <li id="cite_note-8"><span class="mw-cite-backlink"><b><a href="#cite_ref-8">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFInternational_Union_of_Speleology2015" class="citation book cs1">International Union of Speleology (2015). <a rel="nofollow" class="external text" href="https://www.worldcat.org/oclc/922861277"><i>Fifty years of the UIS : 1965-2015</i></a>. Jose Ayrton Labegalini, Arrigo A. Cigna, Linda Gentry El-Dash, Collegium graphicum) (1st ed., 1st print-run ed.). Ljubljana: Založba ZRC. <a href="/wiki/ISBN_(identifier)" class="mw-redirect" title="ISBN (identifier)">ISBN</a> <a href="/wiki/Special:BookSources/978-961-254-785-1" title="Special:BookSources/978-961-254-785-1"><bdi>978-961-254-785-1</bdi></a>. <a href="/wiki/OCLC_(identifier)" class="mw-redirect" title="OCLC (identifier)">OCLC</a> <a rel="nofollow" class="external text" href="https://search.worldcat.org/oclc/922861277">922861277</a>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=book&rft.btitle=Fifty+years+of+the+UIS+%3A+1965-2015&rft.place=Ljubljana&rft.edition=1st+ed.%2C+1st+print-run&rft.pub=Zalo%C5%BEba+ZRC&rft.date=2015&rft_id=info%3Aoclcnum%2F922861277&rft.isbn=978-961-254-785-1&rft.au=International+Union+of+Speleology&rft_id=https%3A%2F%2Fwww.worldcat.org%2Foclc%2F922861277&rfr_id=info%3Asid%2Fen.wikipedia.org%3AInternational+Union+of+Speleology" class="Z3988"></span></span> </li> <li id="cite_note-9"><span class="mw-cite-backlink"><b><a href="#cite_ref-9">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://uis-speleo.org/index.php/what-is-the-uis/">"What is the UIS? – UIS"</a><span class="reference-accessdate">. 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Retrieved <span class="nowrap">2022-12-30</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=UIS+Commissions+and+Working+Groups+%E2%80%93+UIS&rft_id=https%3A%2F%2Fuis-speleo.org%2Findex.php%2Fuis-commissions-and-working-groups%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3AInternational+Union+of+Speleology" class="Z3988"></span></span> </li> <li id="cite_note-11"><span class="mw-cite-backlink"><b><a href="#cite_ref-11">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite id="CITEREFwww.OG-S.ch" class="citation web cs1">www.OG-S.ch, Odile Georgallides. <a rel="nofollow" class="external text" href="https://www.ssslib.ch/bbs/en/accueil-test/">"Speleological Abstracts (BBS/SA)"</a>. <i>Bibliothèque de la Société Suisse de Spéléologie</i><span class="reference-accessdate">. Retrieved <span class="nowrap">2022-12-30</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.genre=unknown&rft.jtitle=Biblioth%C3%A8que+de+la+Soci%C3%A9t%C3%A9+Suisse+de+Sp%C3%A9l%C3%A9ologie&rft.atitle=Speleological+Abstracts+%28BBS%2FSA%29&rft.aulast=www.OG-S.ch&rft.aufirst=Odile+Georgallides&rft_id=https%3A%2F%2Fwww.ssslib.ch%2Fbbs%2Fen%2Faccueil-test%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3AInternational+Union+of+Speleology" class="Z3988"></span></span> </li> <li id="cite_note-12"><span class="mw-cite-backlink"><b><a href="#cite_ref-12">^</a></b></span> <span class="reference-text"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1238218222"><cite class="citation web cs1"><a rel="nofollow" class="external text" href="https://digitalcommons.usf.edu/kip/">"Karst Information Portal | University of South Florida Research | Digital Commons @ University of South Florida"</a>. <i>digitalcommons.usf.edu</i><span class="reference-accessdate">. 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Retrieved <span class="nowrap">2022-12-30</span></span>.</cite><span title="ctx_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.genre=unknown&rft.btitle=International+Journal+of+Speleology+%E2%80%93+UIS&rft_id=https%3A%2F%2Fuis-speleo.org%2Findex.php%2Finternational-journal-of-speleology%2F&rfr_id=info%3Asid%2Fen.wikipedia.org%3AInternational+Union+of+Speleology" class="Z3988"></span></span> </li> </ol></div></div> <div class="mw-heading mw-heading2"><h2 id="External_links">External links</h2><span class="mw-editsection"><span class="mw-editsection-bracket">[</span><a href="/w/index.php?title=International_Union_of_Speleology&action=edit&section=9" title="Edit section: External links"><span>edit</span></a><span class="mw-editsection-bracket">]</span></span></div> <ul><li><a rel="nofollow" class="external text" href="http://www.uis-speleo.org/">International Union of Speleology (UIS)</a>.</li> <li><a rel="nofollow" class="external text" href="https://uis-speleo.org/index.php/uis-history-video-1965-2015/">UIS History Video, 1965-2015</a></li></ul> <div class="navbox-styles"><style data-mw-deduplicate="TemplateStyles:r1129693374">.mw-parser-output .hlist dl,.mw-parser-output .hlist ol,.mw-parser-output .hlist ul{margin:0;padding:0}.mw-parser-output .hlist dd,.mw-parser-output .hlist dt,.mw-parser-output .hlist li{margin:0;display:inline}.mw-parser-output .hlist.inline,.mw-parser-output .hlist.inline dl,.mw-parser-output .hlist.inline ol,.mw-parser-output .hlist.inline ul,.mw-parser-output .hlist dl dl,.mw-parser-output .hlist dl ol,.mw-parser-output .hlist dl ul,.mw-parser-output .hlist ol dl,.mw-parser-output .hlist ol ol,.mw-parser-output .hlist ol ul,.mw-parser-output .hlist ul dl,.mw-parser-output .hlist ul ol,.mw-parser-output .hlist ul ul{display:inline}.mw-parser-output .hlist .mw-empty-li{display:none}.mw-parser-output .hlist dt::after{content:": "}.mw-parser-output .hlist dd::after,.mw-parser-output .hlist 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Ciencias (page does not exist)">Chile</a></li> <li><a href="/wiki/China_Association_for_Science_and_Technology" title="China Association for Science and Technology">China</a> <ul><li><a href="/wiki/Chinese_Academy_of_Social_Sciences" title="Chinese Academy of Social Sciences">CASS</a></li></ul></li> <li><a href="/w/index.php?title=Academia_Colombiana_de_Ciencias_Exactas,_Fisicas_y_Naturales&action=edit&redlink=1" class="new" title="Academia Colombiana de Ciencias Exactas, Fisicas y Naturales (page does not exist)">Colombia</a></li> <li><a href="/wiki/Academia_Nacional_de_Ciencias_(Costa_Rica)" title="Academia Nacional de Ciencias (Costa Rica)">Costa Rica</a></li> <li><a href="/wiki/Acad%C3%A9mie_des_sciences,_des_arts,_des_cultures_d%27Afrique_et_des_diasporas_africaines" title="Académie des sciences, des arts, des cultures d'Afrique et des diasporas africaines">Côte d'Ivoire</a></li> <li><a href="/wiki/Cuban_Academy_of_Sciences" title="Cuban Academy of Sciences">Cuba</a></li> <li><a href="/wiki/Czech_Academy_of_Sciences" title="Czech Academy of Sciences">Czech Republic</a></li> <li><a href="/wiki/Royal_Danish_Academy_of_Sciences_and_Letters" title="Royal Danish Academy of Sciences and Letters">Denmark</a></li> <li><a href="/w/index.php?title=Academy_of_Sciences_of_the_Dominican_Republic&action=edit&redlink=1" class="new" title="Academy of Sciences of the Dominican Republic (page does not exist)">Dominican Republic</a></li> <li><a href="/w/index.php?title=Academy_of_Scientific_Research_and_Technology&action=edit&redlink=1" class="new" title="Academy of Scientific Research and Technology (page does not exist)">Egypt</a></li> <li><a href="/w/index.php?title=Viceministerio_de_Ciencia_y_Tecnolog%C3%ADa_de_El_Salvador&action=edit&redlink=1" class="new" title="Viceministerio de Ciencia y Tecnología de El Salvador (page does not exist)">El Salvador</a></li> <li><a href="/wiki/Estonian_Academy_of_Sciences" title="Estonian Academy of Sciences">Estonia</a></li> <li><a href="/w/index.php?title=National_Research_Council_(Eswatini)&action=edit&redlink=1" class="new" title="National Research Council (Eswatini) (page does not exist)">Eswatini</a></li> <li><a href="/w/index.php?title=Ethiopian_Science_and_Technology_Agency&action=edit&redlink=1" class="new" title="Ethiopian Science and Technology Agency (page does not exist)">Ethiopia</a></li> <li><a href="/w/index.php?title=Council_of_Finnish_Academies&action=edit&redlink=1" class="new" title="Council of Finnish Academies (page does not exist)">Finland</a></li> <li><a href="/wiki/French_Academy_of_Sciences" title="French Academy of Sciences">France</a></li> <li><a href="/wiki/Georgian_National_Academy_of_Sciences" title="Georgian National Academy of Sciences">Georgia</a></li> <li><a href="/wiki/German_Research_Foundation" title="German Research Foundation">Germany</a></li> <li><a href="/wiki/Ghana_Academy_of_Arts_and_Sciences" title="Ghana Academy of Arts and Sciences">Ghana</a></li> <li><a href="/wiki/Academy_of_Athens_(modern)" title="Academy of Athens (modern)">Greece</a></li> <li><a href="/w/index.php?title=Academia_de_Ciencias_M%C3%A9dicas_Fisicas_y_Naturales_de_Guatemala&action=edit&redlink=1" class="new" title="Academia de Ciencias Médicas Fisicas y Naturales de Guatemala (page does not exist)">Guatemala</a></li> <li><a href="/w/index.php?title=National_Academy_of_Sciences_of_Honduras&action=edit&redlink=1" class="new" title="National Academy of Sciences of Honduras (page does not exist)">Honduras</a></li> <li><a href="/wiki/Hungarian_Academy_of_Sciences" title="Hungarian Academy of Sciences">Hungary</a></li> <li><a href="/wiki/Indian_National_Science_Academy" title="Indian National Science Academy">India</a> <ul><li><a href="/wiki/Indian_Council_of_Social_Science_Research" title="Indian Council of Social Science Research">ICSSR</a></li></ul></li> <li><a href="/wiki/National_Research_and_Innovation_Agency_(Indonesia)" class="mw-redirect" title="National Research and Innovation Agency (Indonesia)">Indonesia</a></li> <li><a href="/wiki/University_of_Tehran" title="University of Tehran">Iran</a></li> <li><a href="/w/index.php?title=Ministry_of_Science_and_Technology_(Iraq)&action=edit&redlink=1" class="new" title="Ministry of Science and Technology (Iraq) (page does not exist)">Iraq</a></li> <li><a href="/wiki/Royal_Irish_Academy" title="Royal Irish Academy">Ireland</a></li> <li><a href="/wiki/Israel_Academy_of_Sciences_and_Humanities" title="Israel Academy of Sciences and Humanities">Israel</a></li> <li><a href="/wiki/National_Research_Council_(Italy)" title="National Research Council (Italy)">Italy</a></li> <li><a href="/w/index.php?title=Scientific_Research_Council&action=edit&redlink=1" class="new" title="Scientific Research Council (page does not exist)">Jamaica</a></li> <li><a href="/wiki/Science_Council_of_Japan" title="Science Council of Japan">Japan</a></li> <li><a href="/wiki/Royal_Scientific_Society" title="Royal Scientific Society">Jordan</a></li> <li><a href="/wiki/Kazakhstan_Academy_of_Sciences" title="Kazakhstan Academy of Sciences">Kazakhstan</a></li> <li><a href="/wiki/Kenya_National_Academy_of_Sciences" title="Kenya National Academy of Sciences">Kenya</a></li> <li><a href="/wiki/Academy_of_Sciences_of_the_Democratic_People%27s_Republic_of_Korea" title="Academy of Sciences of the Democratic People's Republic of Korea">North Korea</a></li> <li><a href="/wiki/National_Academy_of_Sciences_of_the_Republic_of_Korea" title="National Academy of Sciences of the Republic of Korea">South Korea</a> <ul><li><a href="/w/index.php?title=Korean_Social_Science_Research_Council&action=edit&redlink=1" class="new" title="Korean Social Science Research Council (page does not exist)">KSSRC</a></li> <li><a href="/wiki/Korean_Academy_of_Science_and_Technology" title="Korean Academy of Science and Technology">KAST</a></li></ul></li> <li><a href="/w/index.php?title=Lao_National_Science_Council&action=edit&redlink=1" class="new" title="Lao National Science Council (page does not exist)">Laos</a></li> <li><a href="/wiki/Latvian_Academy_of_Sciences" title="Latvian Academy of Sciences">Latvia</a></li> <li><a href="/w/index.php?title=National_Council_for_Scientific_Research&action=edit&redlink=1" class="new" title="National Council for Scientific Research (page does not exist)">Lebanon</a></li> <li><a href="/w/index.php?title=Department_of_Science_and_Technology_(Lesotho)&action=edit&redlink=1" class="new" title="Department of Science and Technology (Lesotho) (page does not exist)">Lesotho</a></li> <li><a href="/wiki/Lithuanian_Academy_of_Sciences" title="Lithuanian Academy of Sciences">Lithuania</a></li> <li><a href="/w/index.php?title=Luxembourg_National_Research_Fund&action=edit&redlink=1" class="new" title="Luxembourg National Research Fund (page does not exist)">Luxembourg</a></li> <li><a href="/w/index.php?title=Minist%C3%A8re_de_l%27Enseignement_Sup%C3%A9rieur_et_de_la_Recherche_Scientifique&action=edit&redlink=1" class="new" title="Ministère de l'Enseignement Supérieur et de la Recherche Scientifique (page does not exist)">Madagascar</a></li> <li><a href="/w/index.php?title=National_Commission_for_Science_and_Technology&action=edit&redlink=1" class="new" title="National Commission for Science and Technology (page does not exist)">Malawi</a></li> <li><a href="/wiki/Academy_of_Sciences_Malaysia" title="Academy of Sciences Malaysia">Malaysia</a></li> <li><a href="/w/index.php?title=Mauritius_Academy_of_Science&action=edit&redlink=1" class="new" title="Mauritius Academy of Science (page does not exist)">Mauritius</a></li> <li><a href="/wiki/Mexican_Academy_of_Sciences" title="Mexican Academy of Sciences">Mexico</a> <ul><li><a href="/w/index.php?title=Consejo_Mexicano_de_Ciencias_Sociales&action=edit&redlink=1" class="new" title="Consejo Mexicano de Ciencias Sociales (page does not exist)">COMECSO</a></li></ul></li> <li><a href="/wiki/Academy_of_Sciences_of_Moldova" title="Academy of Sciences of Moldova">Moldova</a></li> <li><a href="/w/index.php?title=Centre_Scientifique_de_Monaco&action=edit&redlink=1" class="new" title="Centre Scientifique de Monaco (page does not exist)">Monaco</a></li> <li><a href="/wiki/Mongolian_Academy_of_Sciences" title="Mongolian Academy of Sciences">Mongolia</a></li> <li><a href="/wiki/Montenegrin_Academy_of_Sciences_and_Arts" title="Montenegrin Academy of Sciences and Arts">Montenegro</a></li> <li><a href="/w/index.php?title=Hassan_II_Academy_for_Science_and_Technology&action=edit&redlink=1" class="new" title="Hassan II Academy for Science and Technology (page does not exist)">Morocco</a></li> <li><a href="/w/index.php?title=Scientific_Research_Association_of_Mozambique&action=edit&redlink=1" class="new" title="Scientific Research Association of Mozambique (page does not exist)">Mozambique</a></li> <li><a href="/w/index.php?title=National_Commission_on_Research,_Science_and_Technology&action=edit&redlink=1" class="new" title="National Commission on Research, Science and Technology (page does not exist)">Namibia</a></li> <li><a href="/wiki/Nepal_Academy_of_Science_and_Technology" title="Nepal Academy of Science and Technology">Nepal</a></li> <li><a href="/wiki/Royal_Netherlands_Academy_of_Arts_and_Sciences" title="Royal Netherlands Academy of Arts and Sciences">Netherlands</a></li> <li><a href="/wiki/Royal_Society_Te_Ap%C4%81rangi" title="Royal Society Te Apārangi">New Zealand</a></li> <li><a href="/wiki/Nigerian_Academy_of_Science" title="Nigerian Academy of Science">Nigeria</a></li> <li><a href="/wiki/Macedonian_Academy_of_Sciences_and_Arts" title="Macedonian Academy of Sciences and Arts">North Macedonia</a></li> <li><a href="/wiki/Norwegian_Academy_of_Science_and_Letters" title="Norwegian Academy of Science and Letters">Norway</a> <ul><li><a href="/wiki/University_of_Bergen" title="University of Bergen">UB</a></li></ul></li> <li><a href="/w/index.php?title=Research_Council_of_Oman&action=edit&redlink=1" class="new" title="Research Council of Oman (page does not exist)">Oman</a></li> <li><a href="/wiki/Pakistan_Association_for_the_Advancement_of_Science" title="Pakistan Association for the Advancement of Science">Pakistan</a></li> <li><a href="/wiki/University_of_Panama" title="University of Panama">Panama</a></li> <li><a href="/w/index.php?title=Academia_Nacional_de_Ciencias_(Peru)&action=edit&redlink=1" class="new" title="Academia Nacional de Ciencias (Peru) (page does not exist)">Peru</a></li> <li><a href="/w/index.php?title=National_Research_Council_(Philippines)&action=edit&redlink=1" class="new" title="National Research Council (Philippines) (page does not exist)">Philippines</a> <ul><li><a href="/w/index.php?title=Philippine_Social_Science_Council&action=edit&redlink=1" class="new" title="Philippine Social Science Council (page does not exist)">PSSC</a></li></ul></li> <li><a href="/wiki/Polish_Academy_of_Sciences" title="Polish Academy of Sciences">Poland</a></li> <li><a href="/wiki/Lisbon_Academy_of_Sciences" title="Lisbon Academy of Sciences">Portugal</a></li> <li><a href="/wiki/Romanian_Academy" title="Romanian Academy">Romania</a></li> <li><a href="/wiki/Russian_Academy_of_Sciences" title="Russian Academy of Sciences">Russia</a></li> <li><a href="/wiki/College_of_Science_and_Technology_(Rwanda)" title="College of Science and Technology (Rwanda)">Rwanda</a></li> <li><a href="/wiki/King_Abdulaziz_City_for_Science_and_Technology" title="King Abdulaziz City for Science and Technology">Saudi Arabia</a></li> <li><a href="/w/index.php?title=Senegal_Academy_of_Science_and_Technology&action=edit&redlink=1" class="new" title="Senegal Academy of Science and Technology (page does not exist)">Senegal</a></li> <li><a href="/wiki/Serbian_Academy_of_Sciences_and_Arts" title="Serbian Academy of Sciences and Arts">Serbia</a></li> <li><a href="/w/index.php?title=Seychelles_National_Parks_Authority&action=edit&redlink=1" class="new" title="Seychelles National Parks Authority (page does not exist)">Seychelles</a></li> <li><a href="/wiki/Singapore_National_Academy_of_Science" title="Singapore National Academy of Science">Singapore</a></li> <li><a href="/wiki/Slovak_Academy_of_Sciences" title="Slovak Academy of Sciences">Slovak Republic</a></li> <li><a href="/wiki/Slovenian_Academy_of_Sciences_and_Arts" title="Slovenian Academy of Sciences and Arts">Slovenia</a></li> <li><a href="/wiki/National_Research_Foundation_(South_Africa)" title="National Research Foundation (South Africa)">South Africa</a> <ul><li><a href="/w/index.php?title=Human_Sciences_Research_Council_of_South_Africa&action=edit&redlink=1" class="new" title="Human Sciences Research Council of South Africa (page does not exist)">HSRC</a></li></ul></li> <li><a href="/wiki/Ministry_of_Science_(Spain)" title="Ministry of Science (Spain)">Spain</a></li> <li><a href="/wiki/National_Science_Foundation_of_Sri_Lanka" title="National Science Foundation of Sri Lanka">Sri Lanka</a></li> <li><a href="/wiki/National_Centre_for_Research_(Sudan)" title="National Centre for Research (Sudan)">Sudan</a> <ul><li><a href="/wiki/Sudanese_National_Academy_of_Sciences" title="Sudanese National Academy of Sciences">SNAS</a></li></ul></li> <li><a href="/wiki/Royal_Swedish_Academy_of_Sciences" title="Royal Swedish Academy of Sciences">Sweden</a></li> <li><a href="/w/index.php?title=Swiss_Academy_of_Humanities_and_Social_Sciences&action=edit&redlink=1" class="new" title="Swiss Academy of Humanities and Social Sciences (page does not exist)">Switzerland</a></li> <li><a href="/wiki/Swiss_Academies_of_Arts_and_Sciences" title="Swiss Academies of Arts and Sciences">Switzerland</a></li> <li><a href="/wiki/Academia_Sinica" title="Academia Sinica">Taiwan</a></li> <li><a href="/wiki/Tajik_Academy_of_Sciences" title="Tajik Academy of Sciences">Tajikistan</a></li> <li><a href="/wiki/Tanzania_Commission_for_Science_and_Technology" title="Tanzania Commission for Science and Technology">Tanzania</a></li> <li><a href="/w/index.php?title=National_Research_Council_of_Thailand&action=edit&redlink=1" class="new" title="National Research Council of Thailand (page does not exist)">Thailand</a></li> <li><a href="/w/index.php?title=Chancellerie_des_Universit%C3%A9s_du_Togo&action=edit&redlink=1" class="new" title="Chancellerie des Universités du Togo (page does not exist)">Togo</a></li> <li><a href="/wiki/Tunis_El_Manar_University" title="Tunis El Manar University">Tunisia</a></li> <li><a href="/wiki/Turkish_Academy_of_Sciences" title="Turkish Academy of Sciences">Turkey</a> <ul><li><a href="/wiki/The_Science_Academy_Society_of_Turkey" title="The Science Academy Society of Turkey">Science Academy</a></li> <li><a href="/wiki/Scientific_and_Technological_Research_Council_of_Turkey" title="Scientific and Technological Research Council of Turkey">TÜBİTAK</a></li></ul></li> <li><a href="/w/index.php?title=Uganda_National_Council_for_Science_and_Technology&action=edit&redlink=1" class="new" title="Uganda National Council for Science and Technology (page does not exist)">Uganda</a></li> <li><a href="/wiki/National_Academy_of_Sciences_of_Ukraine" title="National Academy of Sciences of Ukraine">Ukraine</a></li> <li><a href="/wiki/Royal_Society" title="Royal Society">United Kingdom</a> <ul><li><a href="/wiki/British_Academy" title="British Academy">British Academy</a></li> <li><a href="/wiki/Economic_and_Social_Research_Council" title="Economic and Social Research Council">ESRC</a></li></ul></li> <li><a href="/wiki/National_Academy_of_Sciences" title="National Academy of Sciences">United States</a></li> <li><a href="/w/index.php?title=Comisi%C3%B3n_Consejo_Nacional_de_Innovacion_Ciencia_y_Tecnologia&action=edit&redlink=1" class="new" title="Comisión Consejo Nacional de Innovacion Ciencia y Tecnologia (page does not exist)">Uruguay</a></li> <li><a href="/w/index.php?title=Uzbekistan_Academy_of_Sciences&action=edit&redlink=1" class="new" title="Uzbekistan Academy of Sciences (page does not exist)">Uzbekistan</a></li> <li><a href="/wiki/Pontifical_Academy_of_Sciences" title="Pontifical Academy of Sciences">Vatican City</a></li> <li><a href="/w/index.php?title=Fondo_Nacional_de_Ciencia,_Tecnolog%C3%ADa_e_Innovaci%C3%B3n&action=edit&redlink=1" class="new" title="Fondo Nacional de Ciencia, Tecnología e Innovación (page does not exist)">Venezuela</a></li> <li><a href="/wiki/Vietnam_Union_of_Science_and_Technology_Associations" title="Vietnam Union of Science and Technology Associations">Vietnam</a></li> <li><a href="/wiki/Zambia_Academy_of_Sciences" title="Zambia Academy of Sciences">Zambia</a></li> <li><a href="/wiki/Zimbabwe_Academy_of_Sciences" title="Zimbabwe Academy of Sciences">Zimbabwe</a> <ul><li><a href="/w/index.php?title=Research_Council_of_Zimbabwe&action=edit&redlink=1" class="new" title="Research Council of Zimbabwe (page does not exist)">RCZ</a></li></ul></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Transnational<br />members</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/w/index.php?title=Arab_Council_for_the_Social_Sciences&action=edit&redlink=1" class="new" title="Arab Council for the Social Sciences (page does not exist)">ACSS</a></li> <li><a href="/w/index.php?title=Association_of_Asian_Social_Science_Research_Councils&action=edit&redlink=1" class="new" title="Association of Asian Social Science Research Councils (page does not exist)">AASSREC</a></li> <li><a href="/w/index.php?title=Caribbean_Academy_of_Sciences&action=edit&redlink=1" class="new" title="Caribbean Academy of Sciences (page does not exist)">CASS</a></li> <li><a href="/wiki/Consejo_Latinoamericano_de_Ciencias_Sociales" class="mw-redirect" title="Consejo Latinoamericano de Ciencias Sociales">CLACSO</a></li> <li><a href="/wiki/Council_for_the_Development_of_Social_Science_Research_in_Africa" title="Council for the Development of Social Science Research in Africa">CODESRIA</a></li> <li><a href="/wiki/Latin_American_Faculty_of_Social_Sciences" title="Latin American Faculty of Social Sciences">FLACSO</a></li> <li><a href="/wiki/Union_Acad%C3%A9mique_Internationale" title="Union Académique Internationale">UAI</a></li> <li><a href="/w/index.php?title=Organization_for_Social_Science_Research_in_Eastern_and_Southern_Africa&action=edit&redlink=1" class="new" title="Organization for Social Science Research in Eastern and Southern Africa (page does not exist)">OSSREA</a></li> <li><a href="/wiki/University_of_the_South_Pacific" title="University of the South Pacific">USP</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Unions and<br />associations</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Society_for_Social_Studies_of_Science" title="Society for Social Studies of Science">4S</a></li> <li><a href="/w/index.php?title=International_Association_of_Legal_Science&action=edit&redlink=1" class="new" title="International Association of Legal Science (page does not exist)">IALS</a></li> <li><a href="/w/index.php?title=International_Arctic_Social_Sciences_Association&action=edit&redlink=1" class="new" title="International Arctic Social Sciences Association (page does not exist)">IASSA</a></li> <li><a href="/wiki/International_Astronomical_Union" title="International Astronomical Union">IAU</a></li> <li><a href="/wiki/International_Cartographic_Association" title="International Cartographic Association">ICA</a></li> <li><a href="/wiki/International_Economic_Association" title="International Economic Association">IEA</a></li> <li><a href="/wiki/International_Federation_of_Societies_for_Microscopy" title="International Federation of Societies for Microscopy">IFSM</a></li> <li><a href="/wiki/International_Geographical_Union" title="International Geographical Union">IGU</a></li> <li><a href="/wiki/International_Mathematical_Union" title="International Mathematical Union">IMU</a></li> <li><a href="/wiki/International_Union_for_Quaternary_Research" title="International Union for Quaternary Research">INQUA</a></li> <li><a href="/wiki/International_Peace_Research_Association" title="International Peace Research Association">IPRA</a></li> <li><a href="/wiki/International_Political_Science_Association" title="International Political Science Association">IPSA</a></li> <li><a href="/wiki/International_Sociological_Association" title="International Sociological Association">ISA</a></li> <li><a href="/wiki/International_Society_for_Ecological_Economics" title="International Society for Ecological Economics">ISEE</a></li> <li><a href="/wiki/International_Society_for_Photogrammetry_and_Remote_Sensing" title="International Society for Photogrammetry and Remote Sensing">ISPRS</a></li> <li><a href="/wiki/International_Union_of_Biochemistry_and_Molecular_Biology" title="International Union of Biochemistry and Molecular Biology">IUBMB</a></li> <li><a href="/wiki/International_Union_of_Biological_Sciences" title="International Union of Biological Sciences">IUBS</a></li> <li><a href="/wiki/International_Union_of_Crystallography" title="International Union of Crystallography">IUCr</a></li> <li><a href="/wiki/International_Union_of_Food_Science_and_Technology" title="International Union of Food Science and Technology">IUFoST</a></li> <li><a href="/wiki/International_Union_of_Forest_Research_Organizations" title="International Union of Forest Research Organizations">IUFRO</a></li> <li><a href="/wiki/International_Union_of_Geodesy_and_Geophysics" title="International Union of Geodesy and Geophysics">IUGG</a></li> <li><a href="/wiki/International_Union_of_Geological_Sciences" title="International Union of Geological Sciences">IUGS</a></li> <li><a href="/wiki/International_Union_of_History_and_Philosophy_of_Science" title="International Union of History and Philosophy of Science">IUHPST</a></li> <li><a href="/wiki/International_Union_of_Immunological_Societies" title="International Union of Immunological Societies">IUIS</a></li> <li><a href="/w/index.php?title=International_Union_of_Materials_Research_Society&action=edit&redlink=1" class="new" title="International Union of Materials Research Society (page does not exist)">IUMRS</a></li> <li><a href="/wiki/International_Union_of_Microbiological_Societies" title="International Union of Microbiological Societies">IUMS</a></li> <li><a href="/wiki/International_Union_of_Nutritional_Sciences" title="International Union of Nutritional Sciences">IUNS</a></li> <li><a href="/wiki/International_Union_for_Pure_and_Applied_Biophysics" title="International Union for Pure and Applied Biophysics">IUPAB</a></li> <li><a href="/wiki/International_Union_of_Pure_and_Applied_Chemistry" title="International Union of Pure and Applied Chemistry">IUPAC</a></li> <li><a href="/wiki/International_Union_of_Pure_and_Applied_Physics" title="International Union of Pure and Applied Physics">IUPAP</a></li> <li><a href="/wiki/International_Union_for_Physical_and_Engineering_Sciences_in_Medicine" title="International Union for Physical and Engineering Sciences in Medicine">IUPESM</a></li> <li><a href="/wiki/International_Union_of_Basic_and_Clinical_Pharmacology" title="International Union of Basic and Clinical Pharmacology">IUPHAR</a></li> <li><a href="/wiki/International_Union_of_Physiological_Sciences" title="International Union of Physiological Sciences">IUPS</a></li> <li><a href="/wiki/International_Union_of_Psychological_Science" title="International Union of Psychological Science">IUPsyS</a></li> <li><a href="/wiki/International_Union_of_Soil_Sciences" title="International Union of Soil Sciences">IUSS</a></li> <li><a href="/wiki/International_Union_for_the_Scientific_Study_of_Population" title="International Union for the Scientific Study of Population">IUSSP</a></li> <li><a href="/wiki/International_Union_of_Theoretical_and_Applied_Mechanics" title="International Union of Theoretical and Applied Mechanics">IUTAM</a></li> <li><a href="/w/index.php?title=International_Union_of_Toxicology&action=edit&redlink=1" class="new" title="International Union of Toxicology (page does not exist)">IUTOX</a></li> <li><a href="/wiki/International_Union_of_Radio_Science" title="International Union of Radio Science">URSI</a></li> <li><a href="/wiki/World_Association_for_Public_Opinion_Research" title="World Association for Public Opinion Research">WAPOR</a></li> <li><a href="/w/index.php?title=World_Anthropological_Union&action=edit&redlink=1" class="new" title="World Anthropological Union (page does not exist)">WAU</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Affiliated<br />members</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/African_Academy_of_Sciences" title="African Academy of Sciences">AAS</a></li> <li><a href="/w/index.php?title=Association_of_Academies_and_Societies_of_Sciences_in_Asia&action=edit&redlink=1" class="new" title="Association of Academies and Societies of Sciences in Asia (page does not exist)">AASSA</a></li> <li><a href="/wiki/Academy_of_Social_Sciences" title="Academy of Social Sciences">ACSS</a></li> <li><a href="/wiki/Association_of_Science-Technology_Centers" class="mw-redirect" title="Association of Science-Technology Centers">ASTC</a></li> <li><a href="/wiki/International_Commission_on_Illumination" title="International Commission on Illumination">CIE</a></li> <li><a href="/w/index.php?title=European_Association_of_Development_and_Training_Institutes&action=edit&redlink=1" class="new" title="European Association of Development and Training Institutes (page does not exist)">EADI</a></li> <li><a href="/wiki/European_Consortium_for_Political_Research" title="European Consortium for Political Research">ECPR</a></li> <li><a href="/wiki/F%C3%A9d%C3%A9ration_Internationale_des_G%C3%A9om%C3%A8tres" class="mw-redirect" title="Fédération Internationale des Géomètres">FIG</a></li> <li><a href="/wiki/Global_Young_Academy" title="Global Young Academy">GYA</a></li> <li><a href="/wiki/International_Association_of_Applied_Psychology" title="International Association of Applied Psychology">IAAP</a></li> <li><a href="/wiki/International_Association_for_Hydro-Environment_Engineering_and_Research" title="International Association for Hydro-Environment Engineering and Research">IAHR</a></li> <li><a href="/wiki/International_Arctic_Science_Committee" title="International Arctic Science Committee">IASC</a></li> <li><a href="/wiki/International_Commission_for_Acoustics" title="International Commission for Acoustics">ICA</a></li> <li><a href="/wiki/International_Council_for_Industrial_and_Applied_Mathematics" title="International Council for Industrial and Applied Mathematics">ICIAM</a></li> <li><a href="/w/index.php?title=International_Council_for_Laboratory_Animal_Science&action=edit&redlink=1" class="new" title="International Council for Laboratory Animal Science (page does not exist)">ICLAS</a></li> <li><a href="/wiki/International_Commission_for_Optics" title="International Commission for Optics">ICO</a></li> <li><a href="/wiki/International_Council_for_Scientific_and_Technical_Information" title="International Council for Scientific and Technical Information">ICSTI</a></li> <li><a href="/w/index.php?title=International_Federation_of_Data_Organizations_for_Social_Science&action=edit&redlink=1" class="new" title="International Federation of Data Organizations for Social Science (page does not exist)">IFDO</a></li> <li><a href="/wiki/International_Federation_for_Information_Processing" title="International Federation for Information Processing">IFIP</a></li> <li><a href="/wiki/International_Federation_of_Library_Associations_and_Institutions" title="International Federation of Library Associations and Institutions">IFLA</a></li> <li><a href="/wiki/International_Foundation_for_Science" class="mw-redirect" title="International Foundation for Science">IFS</a></li> <li><a href="/wiki/International_Institute_for_Applied_Systems_Analysis" title="International Institute for Applied Systems Analysis">IIASA</a></li> <li><a href="/wiki/International_Studies_Association" title="International Studies Association">ISA</a></li> <li><a href="/wiki/International_Society_for_Digital_Earth" title="International Society for Digital Earth">ISDE</a></li> <li><a href="/wiki/International_Union_for_Vacuum_Science,_Technique_and_Applications" title="International Union for Vacuum Science, Technique and Applications">IUVSTA</a></li> <li><a href="/wiki/International_Water_Association" title="International Water Association">IWA</a></li> <li><a href="/wiki/Pacific_Science_Association" title="Pacific Science Association">PSA</a></li> <li><a href="/wiki/Social_Science_Research_Council" title="Social Science Research Council">SSRC</a></li> <li><a href="/wiki/Transnational_Institute" title="Transnational Institute">TNI</a></li> <li><a href="/wiki/The_World_Academy_of_Sciences" title="The World Academy of Sciences">TWAS</a></li> <li><a class="mw-selflink selflink">UIS</a></li></ul> </div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235"></div><div role="navigation" class="navbox" aria-labelledby="Subterranea" style="padding:3px"><table class="nowraplinks mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1239400231"><div class="navbar plainlinks hlist navbar-mini"><ul><li class="nv-view"><a href="/wiki/Template:Subterranea" title="Template:Subterranea"><abbr title="View this template">v</abbr></a></li><li class="nv-talk"><a href="/w/index.php?title=Template_talk:Subterranea&action=edit&redlink=1" class="new" title="Template talk:Subterranea (page does not exist)"><abbr title="Discuss this template">t</abbr></a></li><li class="nv-edit"><a href="/wiki/Special:EditPage/Template:Subterranea" title="Special:EditPage/Template:Subterranea"><abbr title="Edit this template">e</abbr></a></li></ul></div><div id="Subterranea" style="font-size:114%;margin:0 4em"><a href="/wiki/Subterranea_(geography)" title="Subterranea (geography)">Subterranea</a></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">Natural features</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%;font-weight: normal;">Types</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Alcove_(landform)" title="Alcove (landform)">Alcove</a></li> <li><a href="/wiki/Ant_colony" title="Ant colony">Ant colony</a></li> <li><a href="/wiki/Aquifer" title="Aquifer">Aquifer</a></li> <li><a href="/wiki/Burrow" title="Burrow">Burrow</a> <ul><li><a href="/wiki/Burrow_fossil" title="Burrow fossil">Burrow fossil</a></li> <li><a href="/wiki/Communal_burrow" title="Communal burrow">Communal burrow</a></li> <li><a href="/wiki/Paleoburrow" title="Paleoburrow">Paleoburrow</a></li></ul></li> <li><a href="/wiki/Cave" title="Cave">Cave</a> <ul><li><a href="/wiki/Glacier_cave" title="Glacier cave">Glacier cave</a></li> <li><a href="/wiki/Grotto" title="Grotto">Grotto</a></li> <li><a href="/wiki/Ice_cave" title="Ice cave">Ice cave</a></li> <li><a href="/wiki/Lava_cave" title="Lava cave">Lava cave</a></li> <li><a href="/wiki/Lava_tube" title="Lava tube">Lava tube</a></li> <li><a href="/wiki/Pit_Cave" class="mw-redirect" title="Pit Cave">Pit Cave</a></li> <li><a href="/wiki/Show_cave" title="Show cave">Show cave</a></li> <li><a href="/wiki/Solutional_cave" title="Solutional cave">Solutional cave</a></li> <li><a href="/wiki/Talus_cave" title="Talus cave">Talus cave</a></li></ul></li> <li><a href="/wiki/Cenote" title="Cenote">Cenote</a></li> <li><a href="/wiki/Karst" title="Karst">Karst</a></li> <li><a href="/wiki/Lava_tree_mold" title="Lava tree mold">Lava tree mold</a></li> <li><a href="/wiki/Magma_chamber" title="Magma chamber">Magma chamber</a></li> <li><a href="/wiki/Maternity_den" title="Maternity den">Maternity den</a></li> <li><a href="/wiki/Nest" title="Nest">Nest</a> <ul><li><a href="/wiki/Beehive" title="Beehive">Bee</a></li></ul></li> <li><a href="/wiki/Pit_crater" title="Pit crater">Pit crater</a></li> <li><a href="/wiki/Rock_shelter" title="Rock shelter">Rock shelter</a></li> <li><a href="/wiki/Sinkhole" title="Sinkhole">Sinkhole</a></li> <li><a href="/wiki/Subterranean_fauna" title="Subterranean fauna">Subterranean fauna</a></li> <li><a href="/wiki/Subterranean_river" title="Subterranean river">Subterranean river</a></li> <li><a href="/wiki/Subterranean_waterfall" title="Subterranean waterfall">Subterranean waterfall</a></li> <li><a href="/wiki/Underground_lake" title="Underground lake">Underground lake</a></li> <li><a href="/wiki/Volcanic_pipe" title="Volcanic pipe">Volcanic pipe</a></li> <li><a href="/wiki/Warren_(burrow)" title="Warren (burrow)">Warren</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;font-weight: normal;">Exemplars</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Balve_Cave" title="Balve Cave">Balve Cave</a></li> <li><a href="/wiki/Castellana_Caves" title="Castellana Caves">Castellana Caves</a></li> <li><a href="/wiki/Hang_S%C6%A1n_%C4%90o%C3%B2ng" title="Hang Sơn Đoòng">Hang Sơn Đoòng</a></li> <li><a href="/wiki/Jewel_Cave_National_Monument" title="Jewel Cave National Monument">Jewel Cave National Monument</a></li> <li><a href="/wiki/Kazumura_Cave" title="Kazumura Cave">Kazumura Cave</a></li> <li><a href="/wiki/Lechuguilla_Cave" title="Lechuguilla Cave">Lechuguilla Cave</a></li> <li><a href="/wiki/Mammoth_Cave_National_Park" title="Mammoth Cave National Park">Mammoth Cave National Park</a></li> <li><a href="/wiki/Reed_Flute_Cave" title="Reed Flute Cave">Reed Flute Cave</a></li> <li><a href="/wiki/Subterranean_rivers_of_London" title="Subterranean rivers of London">Subterranean rivers of London</a></li> <li><a href="/wiki/Veryovkina_Cave" title="Veryovkina Cave">Veryovkina Cave</a></li> <li><a href="/wiki/Wind_Cave_National_Park" title="Wind Cave National Park">Wind Cave National Park</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Man-made features</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%;font-weight: normal;">Types</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Air_raid_shelter" title="Air raid shelter">Air raid shelter</a></li> <li><a href="/wiki/Basement" title="Basement">Basement</a></li> <li><a href="/wiki/Burial_vault_(tomb)" title="Burial vault (tomb)">Burial vault</a></li> <li><a href="/wiki/Borehole" title="Borehole">Borehole</a></li> <li><a href="/wiki/Bunker" title="Bunker">Bunker</a></li> <li><a href="/wiki/Blast_shelter" title="Blast shelter">Blast shelter</a></li> <li><a href="/wiki/Catacombs" title="Catacombs">Catacombs</a></li> <li><a href="/wiki/Casemate" title="Casemate">Casemate</a></li> <li><a href="/wiki/Mausoleum" title="Mausoleum">Crypt Mausoleum</a></li> <li><a href="/wiki/Dungeon" title="Dungeon">Dungeon</a></li> <li><a href="/wiki/Dugout_(shelter)" title="Dugout (shelter)">Dugout (shelter)</a></li> <li><a href="/wiki/Dry_well" title="Dry well">Dry well</a></li> <li><a href="/wiki/Earth_shelter" title="Earth shelter">Earth shelter</a></li> <li><a href="/wiki/Erdstall" title="Erdstall">Erdstall</a></li> <li><a href="/wiki/Fallout_shelter" title="Fallout shelter">Fallout shelter</a></li> <li><a href="/wiki/Fogou" title="Fogou">Fogou</a></li> <li><a href="/wiki/Defensive_fighting_position#Terminology" title="Defensive fighting position">Foxhole</a></li> <li><a href="/wiki/Hypogeum" title="Hypogeum">Hypogeum</a></li> <li><a href="/wiki/Manhole" title="Manhole">Manhole</a></li> <li><a href="/wiki/Mining" title="Mining">Mine</a></li> <li><a href="/wiki/Missile_launch_facility" title="Missile launch facility">Missile launch facility</a></li> <li><a href="/wiki/Passage_grave" title="Passage grave">Passage grave</a></li> <li><a href="/wiki/Quarry" title="Quarry">Quarry</a></li> <li><a href="/wiki/Rock-cut_tomb" title="Rock-cut tomb">Rock-cut tomb</a></li> <li><a href="/wiki/Root_cellar" title="Root cellar">Root cellar</a></li> <li><a href="/wiki/Tunnel" title="Tunnel">Tunnel</a></li> <li><a href="/wiki/Utility_vault" title="Utility vault">Utility vault</a></li> <li><a href="/wiki/Underground_city" title="Underground city">Underground city</a></li> <li><a href="/wiki/Underground_base" title="Underground base">Underground base</a></li> <li><a href="/wiki/Underground_hangar" title="Underground hangar">Underground hangar</a></li> <li><a href="/wiki/Well" title="Well">Well</a></li> <li><a href="/wiki/Wine_cave" title="Wine cave">Wine cave</a></li> <li><a href="/wiki/Rapid_transit" title="Rapid transit">Subway system</a></li> <li><a href="/wiki/Secret_passage" title="Secret passage">Secret passage</a></li> <li><a href="/wiki/Semi-basement" title="Semi-basement">Semi-basement</a></li> <li><a href="/wiki/Sewerage" title="Sewerage">Sewerage</a> <ul><li><a href="/wiki/Septic_tank" title="Septic tank">Septic tank</a></li></ul></li> <li><a href="/wiki/Stepwell" title="Stepwell">Stepwell</a></li> <li><a href="/wiki/Storm_cellar" title="Storm cellar">Storm cellar</a></li> <li><a href="/wiki/Smuggling_tunnel" title="Smuggling tunnel">Smuggling tunnel</a></li> <li><a href="/wiki/Spider_hole" title="Spider hole">Spider hole</a></li> <li><a href="/wiki/Ventilation_shaft" title="Ventilation shaft">Ventilation shaft</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;font-weight: normal;">Exemplars</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/816_Nuclear_Military_Plant" title="816 Nuclear Military Plant">816 Nuclear Military Plant</a></li> <li><a href="/wiki/Caves_of_Maastricht" title="Caves of Maastricht">Caves of Maastricht</a></li> <li><a href="/wiki/The_Caves_of_%C3%86giss%C3%AD%C3%B0a" title="The Caves of Ægissíða">The Caves of Ægissíða</a></li> <li><a href="/wiki/Heritage_of_Mercury._Almad%C3%A9n_and_Idrija" title="Heritage of Mercury. Almadén and Idrija"> Almadén Mercury Mines</a></li> <li><a href="/wiki/Coober_Pedy" title="Coober Pedy">Coober Pedy</a></li> <li><a href="/wiki/Cheyenne_Mountain_Complex" title="Cheyenne Mountain Complex">Cheyenne Mountain Complex</a></li> <li><a href="/wiki/Chicago_Tunnel_Company" title="Chicago Tunnel Company">Chicago Tunnel Company</a></li> <li><a href="/wiki/Houston_tunnel_system" title="Houston tunnel system">Houston tunnel system</a></li> <li><a href="/wiki/Kosvinsky_Kamen" title="Kosvinsky Kamen">Kosvinsky Kamen</a></li> <li><a href="/wiki/K%C5%91b%C3%A1nya_cellar_system" title="Kőbánya cellar system">Kőbánya cellar system</a></li> <li><a href="/wiki/Kome_Caves" title="Kome Caves">Kome Caves</a></li> <li><a href="/wiki/Underground_City_(Beijing)" title="Underground City (Beijing)">Underground City (Beijing)</a></li> <li><a href="/wiki/Underground_City,_Montreal" title="Underground City, Montreal">Underground City, Montreal</a></li> <li><a href="/wiki/Underground_Great_Wall_of_China" title="Underground Great Wall of China">Underground Great Wall of China</a></li> <li><a href="/wiki/Maginot_Line" title="Maginot Line">Maginot Line</a></li> <li><a href="/wiki/Mines_of_Paris" title="Mines of Paris">Mines of Paris</a></li> <li><a href="/wiki/Mustang_Caves" title="Mustang Caves">Mustang Caves</a></li> <li><a href="/wiki/Mount_Yamantau" title="Mount Yamantau">Mount Yamantau</a></li> <li><a href="/wiki/Mogao_Caves" title="Mogao Caves">Mogao Caves</a></li> <li><a href="/wiki/Naples_underground_geothermal_zone" title="Naples underground geothermal zone">Naples underground geothermal zone</a></li> <li><a href="/wiki/North_American_Aerospace_Defense_Command" class="mw-redirect" title="North American Aerospace Defense Command">North American Aerospace Defense Command</a></li> <li><a href="/wiki/Raven_Rock_Mountain_Complex" title="Raven Rock Mountain Complex">Raven Rock Mountain Complex</a></li> <li><a href="/wiki/Shanghai_tunnels" title="Shanghai tunnels">Shanghai tunnels</a></li> <li><a href="/wiki/Subterranean_London" title="Subterranean London">Subterranean London</a></li> <li><a href="/wiki/Subterranean_Toledo" title="Subterranean Toledo">Subterranean Toledo</a></li> <li><a href="/wiki/Turda_Salt_Mines" class="mw-redirect" title="Turda Salt Mines">Turda Salt Mines</a></li> <li><a href="/wiki/Yaodong" title="Yaodong">Yaodong</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Fictional features</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"></div><table class="nowraplinks navbox-subgroup" style="border-spacing:0"><tbody><tr><th scope="row" class="navbox-group" style="width:1%;font-weight: normal;">Types</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Hollow_Earth" title="Hollow Earth">Hollow Earth</a></li> <li><a href="/wiki/Subterranean_fiction" title="Subterranean fiction">Subterranean fiction</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%;font-weight: normal;">Exemplars</th><td class="navbox-list-with-group navbox-list navbox-even" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Allegory_of_the_cave" title="Allegory of the cave">Allegory of the cave</a></li> <li><a href="/wiki/Batcave" title="Batcave">Batcave</a></li> <li><a href="/wiki/Greek_underworld" title="Greek underworld">Greek Underworld</a></li> <li><a href="/wiki/Journey_to_the_Center_of_the_Earth" title="Journey to the Center of the Earth">Journey to the Center of the Earth</a></li> <li><a href="/wiki/Moria_(Middle-earth)" class="mw-redirect" title="Moria (Middle-earth)">Moria (Middle-earth)</a></li> <li><a href="/wiki/Nome_Kingdom" class="mw-redirect" title="Nome Kingdom">Nome Kingdom</a></li> <li><a href="/wiki/Pellucidar" title="Pellucidar">Pellucidar</a></li> <li><a href="/wiki/Subterranea_(comics)" class="mw-redirect" title="Subterranea (comics)">Subterranea (comics)</a></li> <li><a href="/wiki/Tunnels_in_popular_culture" title="Tunnels in popular culture">Tunnels in popular culture</a></li> <li><a href="/wiki/Underdark" title="Underdark">Underdark</a></li> <li><a href="/wiki/Underland_(Narnia)" title="Underland (Narnia)">Underland (Narnia)</a></li> <li><a href="/wiki/Wonderland_(fictional_country)" title="Wonderland (fictional country)">Wonderland (fictional country)</a></li></ul> </div></td></tr></tbody></table><div></div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Organisations</th><td class="navbox-list-with-group navbox-list navbox-odd hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/American_Society_of_Reclamation_Sciences" title="American Society of Reclamation Sciences">American Society of Reclamation Sciences</a></li> <li><a href="/wiki/Bergamt" title="Bergamt">Bergamt</a></li> <li><a href="/wiki/Cave_Research_Foundation" title="Cave Research Foundation">Cave Research Foundation</a></li> <li><a href="/wiki/History_of_hard_rock_miners%27_organizations" title="History of hard rock miners' organizations">History of hard rock miners' organizations</a></li> <li><a href="/wiki/National_Mine_Map_Repository" title="National Mine Map Repository">National Mine Map Repository</a></li> <li><a href="/wiki/National_Mining_Association" title="National Mining Association">National Mining Association</a></li> <li><a href="/wiki/National_Speleological_Society" title="National Speleological Society">National Speleological Society</a> <ul><li><a href="/wiki/Grotto_(National_Speleological_Society)" title="Grotto (National Speleological Society)">Grotto</a></li></ul></li> <li><a href="/wiki/Institute_of_Materials,_Minerals_and_Mining" title="Institute of Materials, Minerals and Mining">Institute of Materials, Minerals and Mining</a></li> <li><a href="/wiki/Institution_of_Mining_Engineers" title="Institution of Mining Engineers">Institution of Mining Engineers</a></li> <li><a class="mw-selflink selflink">International Union of Speleology</a></li> <li><a href="/wiki/Research_Centre_for_Deep_Drilling" title="Research Centre for Deep Drilling">Research Centre for Deep Drilling</a></li> <li><a href="/wiki/Society_of_Economic_Geologists" title="Society of Economic Geologists">Society of Economic Geologists</a></li> <li><a href="/wiki/Southern_African_Institute_of_Mining_and_Metallurgy" title="Southern African Institute of Mining and Metallurgy">Southern African Institute of Mining and Metallurgy</a></li></ul> </div></td></tr><tr><th scope="row" class="navbox-group" style="width:1%">Related topics</th><td class="navbox-list-with-group navbox-list navbox-even hlist" style="width:100%;padding:0"><div style="padding:0 0.25em"> <ul><li><a href="/wiki/Cave_conservation" title="Cave conservation">Cave conservation</a></li> <li><a href="/wiki/Cave_dweller" title="Cave dweller">Cave dweller</a></li> <li><a href="/wiki/Cave_diving" title="Cave diving">Cave diving</a></li> <li><a href="/wiki/Cave_gate" title="Cave gate">Cave gate</a></li> <li><a href="/wiki/Cave_rescue" title="Cave rescue">Cave rescue</a></li> <li><a href="/wiki/Cave_painting" title="Cave painting">Cave painting</a></li> <li><a href="/wiki/Caving" title="Caving">Caving</a></li> <li><a href="/wiki/Civil_defense" title="Civil defense">Civil defense</a></li> <li><a href="/wiki/Tunnel_warfare" title="Tunnel warfare">Tunnel warfare</a></li> <li><a href="/wiki/Tunnel_network" title="Tunnel network">Tunnel network</a></li> <li><a href="/wiki/Trench_warfare" title="Trench warfare">Trench warfare</a></li> <li><a href="/wiki/Underground_construction" title="Underground construction">Underground construction</a> <ul><li><a href="/wiki/Tunnel_construction" title="Tunnel construction">Tunnel construction</a></li></ul></li> <li><a href="/wiki/Underground_living" title="Underground living">Underground living</a></li> <li><a href="/wiki/Mine_rescue" title="Mine rescue">Mine rescue</a></li> <li><a href="/wiki/Mine_exploration" title="Mine exploration">Mine exploration</a></li> <li><a href="/wiki/Mining_engineering" title="Mining engineering">Mining engineering</a></li> <li><a href="/wiki/Mole_people" title="Mole people">Mole people</a> <ul><li><a href="/wiki/Mole_people_(fiction)" title="Mole people (fiction)">in fiction</a></li></ul></li> <li><a href="/wiki/Speleology" title="Speleology">Speleology</a></li> <li><a href="/wiki/Subterranean_warfare" title="Subterranean warfare">Subterranean warfare</a></li></ul> </div></td></tr></tbody></table></div> <div class="navbox-styles"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1129693374"><link rel="mw-deduplicated-inline-style" href="mw-data:TemplateStyles:r1236075235"></div><div role="navigation" class="navbox authority-control" aria-labelledby="Authority_control_databases_frameless&#124;text-top&#124;10px&#124;alt=Edit_this_at_Wikidata&#124;link=https&#58;//www.wikidata.org/wiki/Q6054132#identifiers&#124;class=noprint&#124;Edit_this_at_Wikidata" style="padding:3px"><table class="nowraplinks hlist mw-collapsible autocollapse navbox-inner" style="border-spacing:0;background:transparent;color:inherit"><tbody><tr><th scope="col" class="navbox-title" colspan="2"><div id="Authority_control_databases_frameless&#124;text-top&#124;10px&#124;alt=Edit_this_at_Wikidata&#124;link=https&#58;//www.wikidata.org/wiki/Q6054132#identifiers&#124;class=noprint&#124;Edit_this_at_Wikidata" style="font-size:114%;margin:0 4em"><a href="/wiki/Help:Authority_control" title="Help:Authority control">Authority control databases</a> <span class="mw-valign-text-top noprint" typeof="mw:File/Frameless"><a href="https://www.wikidata.org/wiki/Q6054132#identifiers" title="Edit this at Wikidata"><img alt="Edit this at Wikidata" src="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/10px-OOjs_UI_icon_edit-ltr-progressive.svg.png" decoding="async" width="10" height="10" class="mw-file-element" srcset="//upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/15px-OOjs_UI_icon_edit-ltr-progressive.svg.png 1.5x, //upload.wikimedia.org/wikipedia/en/thumb/8/8a/OOjs_UI_icon_edit-ltr-progressive.svg/20px-OOjs_UI_icon_edit-ltr-progressive.svg.png 2x" data-file-width="20" data-file-height="20" /></a></span></div></th></tr><tr><th scope="row" class="navbox-group" style="width:1%">International</th><td class="navbox-list-with-group navbox-list navbox-odd" style="width:100%;padding:0"><div style="padding:0 0.25em"><ul><li><span class="uid"><a rel="nofollow" class="external text" href="https://isni.org/isni/0000000121517541">ISNI</a></span></li><li><span class="uid"><a rel="nofollow" class="external text" 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