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Deep inside a remote Mexican cave, a pair of explorers thought they had stumbled on modern litter, the kind of plastic and debris that too often mars even the most isolated landscapes. Instead, they ...

In 1925, a rescue operation turned into a prolonged and distressing fatality. A man remained alert, able to communicate and responsive as he met his slow end trapped inside a cave. On the 30th of ...

An explorer of the Mammoth Cave system in Kentucky who died 100 years ago is credited with the creation of the national park. A national park in Kentucky has the longest known cave system in the world ...