World Largest Passages

The Largest Passage (Trunk/Borehole)

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Copyright 2022 NSS Geo2, Paul Burger NSS 26452, FE, CM
Do not ask for cave locations, I will not give them out.

C A V E N A M ECOUNTRYSize (m)SOURCEDATEVolume (m^3)
1Han Son DoongVietnam5000x145x200http://is.gd/uiin4/9/2022145,000
2Deer CaveMalaysia4100x90x100http://www.mulucaves.org7/5/2022369,000