Echoing spirits and an astonishing dinosaur-era underground system can be found in Aktun Chen, the unmissable cave walk in ...

Speleologists have discovered a third underground lake beneath the Kifisos river in Athens, after having previously ...

Members of clandestine group retrieve objects from drains after burst pipe at Australian museum’s storage facility ...

St. Louis proudly hosted the 1904 World’s Fair, leaving behind a rich legacy of artifacts and history. At the Missouri ...

This underground natural wonder is an amazing spectacle that resembles the awe-inspiring cascades of Niagara Falls within ...

Nevertheless, two novelty wave enthusiasts, Jacob “Zeke” Szekely and Ben Gravy, recently scored some waves breaking beneath caves during the historic holiday swell that slammed California, down in the ...

Dirt, ice, and greenery can all conceal hidden or forgotten cities. Here are five cities that were rediscovered through ...

Did you know the longest recorded cave system ... Underground, an underground portion of the canyon system that's easily navigated with a gentle paddle and a headlamp. Red River Gorge is about ...

Fourth Street, Maysville, KY 41056 Explore the caves at Mammoth Cave ... through the Gorge Underground, an underground portion of the canyon system that's easily navigated with a gentle paddle and a ...

The Sistema Sac Actun is the world’s longest underground river system, stretching an incredible 95 miles. This epic network of submerged caves and winding tunnels, discovered to be connected in ...

is an underground river and collection of caves. The bright turquoise water contrasts with the caramel- and mocha-colored rock formations within the caves, which include stalactites and stalagmites.