Stone tools crafted by ancient humans between 24,000 and 12,000 years ago that were recovered from coastal South Africa's ...

There’s a lot of history around Garfield County— from the sacred Yampah Vapor Caves in Glenwood Springs, where Native Americans once sought healing, to the Bookcliffs Arts Center in Rifle, a former ...

Dismals Canyon is the perfect alternative to Alabama’s Cathedral Caverns, offering cave-like beauty with an outdoor twist.

Check out 24 of the world’s must unusual landscapes — from the hellish Darvaza Gas Crater in Turkmenistan to the “snow ...

In less than a mile you'll explore a cave, waterfalls, gorges, and a whole lot more in Ohio's Hocking Hills State Park.

Exlore the magnificent sandstone rock structures that straddle the border between Germany and the Czech Republic. South of Dresden, the Elbe Sandstone Mountains are among the most beautiful natural ...

Nestled at the doorstep of Hocking Hills State Park, Logan serves as base camp for exploring some of the most spectacular ...

But chances are you'll be so awed by the towering sandstone walls surrounding you that you'll hardly notice. River Caves Canyon is on the Newnes Plateau in the Gardens of Stone National Park, about ...

Scuba diver exploring the Yonaguni Monument, a submerged rock formation off the coast of Japan. It is unknown if these sandstone rocks are formed naturally or are of human construction ...

From zip-lining over the forest to hiking scenic trails and exploring deep caves, there are plenty of exciting ways to ...

From zip-lining over the forest to hiking scenic trails and exploring deep caves, there are plenty of exciting ways to ...