(CNN) — A dramatic and complex international rescue operation to save an American man from one of Turkey’s deepest caves ended successfully on Tuesday – more than a week after after he fell seriously ...

Spring is the perfect time to explore this living Arizona cave, where an underground world of silence and beauty feels ...

A hidden source of Ice Age history has turned up at a water-filled cave in Texas, where a paleontologist discovered dozens of ancient fossils. Water caves throughout the state, home to active ...