The Cave of Crystals, also known as the Giant Crystal Cave, is a cave connected to the Naica Mine at a depth of 300 meters (980 ft) in Naica, Chihuahua, Mexico. It takes the form of a chamber ...

The Blue Hole of Santa Rosa, for example, is an unassuming New Mexico lake that's actually ... to be the purest form of selenite crystal in the world. The Cave of the Crystals, or Cueva de los ...

Naica’s Crystals Cave, maybe the most amazing underground wonder on Earth, was discovered by chance inside the deep mine of Naica, in the State of Chihuahua, Mexico. It is a true ... ranging from ...

Archaeologists uncovered ancient offerings in a sealed cave in Mexico, revealing secrets of the lost Tlacotepehua ...

Archaeologists in Mexico have discovered ancient Mayan pottery in a cave system a little more than 10 miles away from downtown Playa de Carmen.

The stalactites and stalagmites of Sequoia National Park’s Crystal Cave, a sprawling subterranean wonder that’s been closed for four years, will be accessible again this summer. But to get in ...