Editing Cave (section)

==Records and superlatives==
*The cave system with the ''greatest total length'' of surveyed passage is [[Mammoth Cave]] in [[Kentucky]], US, at {{convert|675.9|km|abbr=on}}.<ref name="NSS-GEO2">{{Cite web |url=https://www.caverbob.com/wlong.htm |archive-url=https://web.archive.org/web/20060515145704/http://www.caverbob.com/wlong.htm |url-status=usurped |archive-date=15 May 2006 |title=World's Longest Caves List from The National Speleological Society |date=2022-08-21 |access-date=2023-06-11}}</ref><ref>{{Cite web |last=National Park Service |date=September 8, 2022 |title=Mammoth Cave Just Got A Little More "Mammoth" - Mammoth Cave National Park (U.S. National Park Service) |url=https://www.nps.gov/maca/learn/news/mammoth-cave-just-got-a-little-more-mammoth.htm |access-date=2022-11-06 |website=www.nps.gov |language=en}}</ref>
*The longest surveyed ''underwater cave'', and second longest overall, is [[Sistema Ox Bel Ha]] in [[Yucatán Peninsula|Yucatán]], Mexico at {{convert|436|km|abbr=on}}.<ref name="CINDAQ">{{cite web|publisher = El Centro Investigador del Sistema Acuífero de Quintana Roo A.C.(CINDAQ)|work = CINDAQ|title = CINDAQ 2022 Annual report|url = https://www.cindaq.org/2022EN | date = January 26, 2023|access-date= February 3, 2023}}</ref>
*The ''deepest known cave''—measured from its highest entrance to its lowest point—is [[Veryovkina Cave]] in [[Abkhazia]], [[Georgia (country)|Georgia]], with a depth of {{convert|2,204|m|abbr=on}}.<ref name=wdeep>{{Cite web |url=http://www.caverbob.com/wdeep.htm |title=World's Deepest Caves List from The National Speleological Society |access-date=2007-08-28 |archive-date=2017-10-28 |archive-url=https://web.archive.org/web/20171028083708/http://www.caverbob.com/wdeep.htm |url-status=usurped }}</ref> This was the first cave to be explored to a depth of more than {{convert|2000|m|abbr=on}}. (The first cave to be descended below {{convert|1000|m|abbr=on}} was [[Gouffre Berger]] in France.) The [[Sarma, Georgia|Sarma]] and [[Illyuzia-Mezhonnogo-Snezhnaya]] caves in Georgia, ({{convert|1830|m|abbr=on|disp=or}}, and {{convert|1753|m|abbr=on|disp=or}} respectively) are the current second- and third-deepest caves.<ref name=wdeep /> The deepest outside Georgia is [[Lamprechtsofen|Lamprechtsofen Vogelschacht Weg Schacht]] in Austria, which is {{convert|1,623|m|abbr=on}} deep.<ref name=wdeep />
*The ''deepest vertical shaft'' in a cave is {{convert|603|m|abbr=on}} in [[Vrtoglavica Cave]] in [[Slovenia]]. The second deepest is Ghar-e-Ghala at {{convert|562|m|abbr=on}} in the Parau massif near [[Kermanshah]] in [[Iran]].<ref>{{cite web|last1=Brocklebank|first1=Tony|title=Iranian cavers discover one of the world's deepest shafts|url=http://darknessbelow.co.uk/iranian-cavers-discover-one-of-the-worlds-deepest-shafts/|website=Darkness Below UK|access-date=1 January 2017}}</ref>
* The deepest reached by a [[remotely operated underwater vehicle]] in an ''underwater cave'' is {{convert|450|m|ft}}, in the [[Hranice Abyss]] in the [[Czech Republic]].<ref>{{cite web|url=https://www.novinky.cz/veda-skoly/clanek/speleologove-namerili-novy-svetovy-rekord-hranicke-propasti-40404594#dop_ab_variant=0&dop_source_zone_name=novinky.sznhp.box&dop_req_id=2dXxsk6iCrC-202208011702&dop_id=40404594&source=hp&seq_no=2| title=Hranice Abyss is believed to be 1200 m. deep (in Czech)| date=August 2022}}</ref>
*The [[Miao Room]] is the world's ''largest known room by volume'', with a measured volume of {{convert|10780000|m3|abbr=on}}.<ref name="NatGeoNews">{{cite news|last=Vergano |first=Dan |date=September 28, 2014 |title=China's "Supercave" Takes Title as World's Most Enormous Cavern |url=http://news.nationalgeographic.com/news/2014/09/140927-largest-cave-china-exploration-science/ |work=[[National Geographic News]] |publisher=[[National Geographic Society]] |accessdate=December 20, 2014 |url-status=dead |archiveurl=https://web.archive.org/web/20170131062902/http://news.nationalgeographic.com/news/2014/09/140927-largest-cave-china-exploration-science |archivedate=January 31, 2017 }}</ref> The ''largest known room by surface'' is [[Sarawak Chamber]], in the [[Gunung Mulu National Park]] ([[Miri]], [[Sarawak]], [[Borneo]], [[Malaysia]]), a sloping, boulder strewn chamber with an area of {{convert|154500|m2|abbr=on}}.<ref name="NatGeoNews" /> The largest room in a [[show cave]] is the [[La Verna cave|Salle de la Verna]] in the French [[Pyrenees]].
*The ''largest passage'' ever discovered is in the [[Son Doong Cave]] in [[Phong Nha-Kẻ Bàng National Park]] in [[Quảng Bình Province]], [[Vietnam]]. It is {{convert|4.6|km|mi|abbr=on}} in length, {{convert|80|m|ft|abbr=on}} high and wide over most of its length, but over {{convert|140|m|ft|abbr=on}} high and wide for part of its length.<ref>{{cite web
| last = Owen
| first = James
| title = World's Biggest Cave Found in Vietnam
| work = National Geographic News
| publisher = [[National Geographic Society]]
| date = 2009-07-04
| url = http://news.nationalgeographic.com/news/2009/07/090724-biggest-cave-vietnam.html
| archive-url = https://web.archive.org/web/20090727132344/http://news.nationalgeographic.com/news/2009/07/090724-biggest-cave-vietnam.html
| url-status = dead
| archive-date = July 27, 2009
| access-date =2009-07-29}}</ref>
*The highest surveyed cave in the world is [[Qaqa Mach'ay]] in the Peruvian Andes at an elevation of 4930m above sea level.<ref>Pumacocha 2004 Expedition Report</ref> Subsequent GPS measurements suggest this is understated.
===Five longest surveyed===
{{for|more|List of longest caves}}
# [[Mammoth Cave]], [[Kentucky]], US<ref name="NSS-GEO2" />
# [[Sistema Ox Bel Ha]], Mexico<ref name="NSS-GEO2" />
# [[Sistema Sac Actun]]/[[Sistema Dos Ojos]], Mexico<ref name="NSS-GEO2" />
# [[Jewel Cave]], [[South Dakota]], US<ref name="NSS-GEO2" />
# [[Shuanghedong Cave Network]], [[China]]<ref name="NSS-GEO2" />