At the end of the 20th century there were three caves which have been the deepest caves. All three were still explored, and new parts were discovered every year. The exploration of such deep caves is very difficult and strenuous, and so the expeditions often stoped with many unexplored leads. The research of those decades brought several new discoveries and so this list had to be rewritten several times. However, the times when Austria, France and Georgia competed for the deepest cave are over. In the 2020s there are four caves from Georgia on the first four places and two of them are more than two kilometers deep. So it seems the winner has been found.
Cave | Location | Depth | Year | Explanation |
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Veryovkina | Abkhazia, Georgia | 2,212m | OCT-2017 | |
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Abkhazia, Georgia | 2,197m | AUG-2016 | This was for a long time the deepest cave of the world. |
Sarma | Abkhazia, Georgia | 1,830m | OCT-2019 | |
Illyuzia-Mezhonnogo-Snezhnaya system | Abkhazia, Georgia | 1,753m | SEP-2016 | |
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Austria | 1,734m | JAN-2019 | The Lamprechtsofen was on place one for some time, after a group of Polish speleologists discovered a connection to a nearby cave system, which was already known. But it lost place one after only two years on JAN-2001 with the new discoveries in Voronya Cave. |
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Haute Savoie, France. | 1,626m | MAY-2016 |