The mine is filled with giant gypsum crystals which look so extraordinary that when Dr Boston first saw a picture, she assumed it had was a Photoshop hoax.
The cave system sits above a large pocket of volcanic magma and is _...Read More_
The mine is filled with giant gypsum crystals which look so extraordinary that when Dr Boston first saw a picture, she assumed it had was a Photoshop hoax.
The cave system sits above a large pocket of volcanic magma and is _...Read More_