Cave art has mesmerized people for so long, but a talented creator has turned New Mexico's underground into settings for ...

By working out the ratio of uranium to thorium in the mineral deposits, they could figure out when those ancient cave dwellers had broken the stalagmites. The speleothems themselves are between ...

These luxurious cave hotels are worth exploring. The caves may seem prehistoric, but the hotel is decidedly modern, offering in-room hydrotherapy spa treatments using mountain-filtered mineral water.

A press release from the Minnesota Department of Natural Resources (DNR): A rare winter tour is being offered at Forestville/Mystery Cave State Park in southeastern Minnesota on Saturday, Feb. 26.

The pearls are a type of ‘speleothem’ – mineral deposits that are formed ... and a study recently published in Archaeometry revealed 50 cave pearls were found in an ancient tunnel in the ...