The unsavvy adventurer might easily miss the treasures hidden in the remote, mountainous jungles located deep in central Vietnam. Yet, if you know where to look, just meters below these timeless ...

A well-known record-setting cave diver with decades of experience died in Texas while exploring one of the deepest underwater cave systems in the nation. Brett Hemphill, 56, was on an expedition in ...

Researchers working in eastern Indonesia have identified what now stands as the oldest known example of cave art, based on new dating of a faint hand outline preserved on a limestone wall. The image ...