Along with underground adventures, Mammoth Cave National Park in Kentucky offers great hiking and kayaking, too.

The longest known underwater cave in the world is even longer than we thought. As of the start of this year, cave divers have mapped 524 kilometers (325.6 miles) of a subterranean water 'web' near ...

It was a Cro Magnon opus. Europe might not be the birthplace of human symbolic culture as previously thought. International scientists have discovered a stencil of a hand in Indonesia that dates back ...

Divers in Mexico's Yucatan Peninsula say they have discovered the world's largest underwater cave. Underwater archaeologists discovered last week that the cave system known as Sac Actun, located near ...

Add Yahoo as a preferred source to see more of our stories on Google. An ochre hand stencil found in the jungles of Indonesia is the world’s oldest known cave painting, researchers believe, a finding ...

In Plato's Allegory of the Cave, Plato provides a timeless insight into how we are often "prisoners" of our mind, in that we are born into a world of "shadows", which we confuse with reality. Wisdom ...

An underground stream winds through a vast Illinois cave few people know about. Wade through cool water and explore one of ...

The Tentative Lists of States Parties are published by the World Heritage Centre at its website and/or in working documents in order to ensure transparency, access to information and to facilitate ...