Crystal Cave, the ancient marble cavern at the end of a steep half-mile hike in Sequoia National Park, is slated to reopen to ...

Crystal Cave in the Sequoia National Park is set to reopen after a four-year closure, with guided tours available from May 23 ...

People seen exiting a cave dug along the American River Parkway in County have raised questions about how long individuals ...

India is a country of history and mystery! Some of the mysteries lie in the country’s many unexplored caves which are waiting to be discovered. These fascinating caves give an insight into the ...

Scientists are using these fluorescent features to understand how the caves formed and how life is supported in extreme environments, which may reveal how life could persist in faraway places ...

Le Buisson-de-Cadouin (France) (AFP) – Deep inside a labyrinthine cave in southwestern France, ancient humans who lived around 30,000 years ago carved horses, mammoths and rhinoceros into the ...

Takamatsu Gushiken turns on a headlamp and enters a cave buried in Okinawa's jungle. He gently runs his fingers through the gravel until two pieces of bone emerge. These are from the skulls ...

A group of divers has found 100 metres of underground tunnel extending from Pines Cave, near Tantanoola. The tunnel comes within 15m of another cave, with hopes a path between the two can be found.

Kentucky employees who were fired from Camp Nelson, Mammoth Cave and other U.S. National Parks locations were rehired beginning Monday. “In compliance with court orders, the Department of the Interior ...

We all have that one picture of ourselves that we simply can't stand. But Donald Trump has the power to do something about it. The Colorado state legislatures agreed on Monday to “immediately” take ...