Rescue efforts are continuing to save an American man trapped thousands ... that Dickey became sick at a depth of about 3,675 feet and "was placed under observation at the cave base camp," located ...

Entranced by the chance to explore a newly-discovered crevice inside Peak Cavern, a famous cave outside Castleton ... at 6ft 3in, was a big man. Derby man Ron Peters was able to get to Moss ...

In the evening, the men would go up to a special cave to sing. But one night a certain man pretended he was sick and stayed behind. When he could hear the men singing, he snuck down to the women's ...

French explorer Michel Siffre spent more than 60 days underground in July 1962 to discover how the human body would be impacted without time cues.