What would it be like to spend 17 months in total darkness, far from the outside world? Beatriz Flamini, a daring Spanish ...

Both locals and visitors love exploring our beautiful Kentucky caves and waterfalls, so for the ultimate adventure, why not ...

The extreme investigators at How to Survive explore the chilling mysteries and life-threatening perils hidden within the ...

In summer, it’s a blessed escape from the humidity that turns Ohio into a sauna. In winter, it’s surprisingly mild compared ...

Exploration staff at Bridal Cave in Camdenton discovered claw marks believed to be made by an extinct species of bear from ...

Exploration Day 2: Sun-Speckled Terrace - Last-Frost Cavern Cave and Crackling Cauldron Cave Exploration Day 3: Sun-Speckled Terrace - Trial Run Cave, Hectic Hollows Cave, and Industrial Maze Cave ...

Even before you step inside, you can feel the cool air drifting out from the cave mouth. On a hot Kentucky summer day, that ...

What do a Hollywood movie set, Florida’s highest point, a rare cave system, and a landmark Supreme Court case have in common?

Oaxaca's Huautla cave is a trove of history, nature and wonder. John Pint explores Mexico's (and the Western Hemisphere's) ...

One of the coolest things about Wyoming is that, although there is more than enough wilderness to explore in our wide open spaces, there are also numerous fascinating places to discover underground.

A wall of bricks blocking off a cave for hundreds of years sparks a mystery about who built it.

Craighead Caverns, a natural wonder in Eastern Tennessee, is home to the largest underground lake in America. Find out how to explore the Lost Sea by boat.