We went alone into Deep Pit Cave, one of the most remote and vertical cave systems we've ever explored. With no one else around, just our gear and the silence of the underground, we descended into ...

A man fell into a deep pit and died while exploring a treacherous cave in southeastern Kentucky on Wednesday, officials said. Crews worked for hours before finding and recovering the body of Steven ...

Cave explorers discovered a pit inside a mountain range in central Croatia believed to have the world's deepest subterranean vertical drop, at nearly 1,700 feet, a scientific institute reported Monday ...