Imagine entering a cave and not realizing that beneath your feet lies a bottomless pit that could plunge you to great depths. Such was the Veryovkina Cave, the deepest-known cave on Earth, in the ...

Cave abseiling in Africa is a thrilling adventure that combines the excitement of rappelling with the beauty of underground ...

From zip-lining over the forest to hiking scenic trails and exploring deep caves, there are plenty of exciting ways to discover this scenic corner of Ohio. Ohio's Hocking Hills is teeming with ...

The Hranicka Abyss is at least 1,325 feet deep, and likely goes down further. — -- A team of explorers believe they have discovered the deepest known underwater cavern the world in eastern Czech ...

We went deeper than ever before. In this video, we push the outer limits of Pettyjohns Cave, navigating tight crawls, massive chambers, and eerie silence that only gets more intense the farther you go ...

Looking for an adventure that’s cool (literally) and completely out of the ordinary? The United States is home to some of the world’s most fascinating cave systems, each with its own story carved by ...

When Aidan Ward answered his phone from a clearing off the side of a road in southern New Mexico, he was exactly where he wanted to be: helping a geologist friend with cave research at Carlsbad ...