Twenty-year-old Leo Cahill’s two broken legs drew 30 rescuers to Parks Ranch Cave in the early morning hours of March 21.

Four men were rescued in the early hours of Saturday, April 19, after becoming trapped for around 11 hours inside a 25-meter ...

Enjoy 12 digital issues a year from the global design authority ...

This serial property is an unusually well-preserved and extensive epigenic gypsum karst terrain. It includes a very high density of caves: over 900 caves in a relatively small area, with over 100 km ...

Amarnath shrine is a 40 m high natural cave made of limestone and gypsum, which is covered in snow. Inside the cave there is a ‘swayambhu’ Shivalinga, made of ice. It is said to be formed from the fre ...

New research reveals that the Arabian Peninsula wasn't always the barren landscape we see today, but rather cycled through ...

Learn more about the Middle Island Sinkhole, an under water sinkhole with no oxygen.

Southwest Texas is the location of some pretty amazing parks, and I had the opportunity to visit two of them: Carlsbad Caverns National Park in New Mexico and Guadalupe Mountains National Park in ...

Here's a fun fact—the dunes are pure white gypsum, not sand. So yes ... To start with, these ice caves look like something straight out of a fantasy novel with their shimmering icicles, frozen ...