His body was discovered 1,100 meters deep in the world's deepest cave in Abkhazia, Georgia, nine months after the climber ...

Climber's body was discovered in the world's deepest known cave in Abkhazia, nine months after he went missing in the ...

Vietnam's Son Doong, the world's largest cave passage, started its life millions of years ago as a crack the width of a piece ...

To date, no one has been able to figure out how deep that cave actually is or where it ends, and Jim's story is not an outlier. Several similar caves have outsmarted explorers and occasionally claimed ...