An incredible cave network has been discovered 700ft below a national park. Stunning pictures show a "wondrous" blue pool - never before been seen by human eyes - which was found in the depths of ...

A number of ancient Roman statues might lie beneath the turquoise waters of the Blue Grotto on the island of Capri in southern Italy, according to an underwater survey of the sea cave. Dating to the ...

A state park in eastern Kentucky is throwing a summer party pool, but instead of being under the sun, it'll be deep inside a cave. This year, Carter Caves State Resort Park is opening up Cave Branch ...

Capri's Blue Grotto re-opened to tourists, after fears about its 'toxic' water. ROME, August 28, 2009 — -- When a pollution scare closed one of the most visited tourist sites on the Italian ...