Nature’s underground wonders have captivated explorers and curious travelers across the country for centuries. From ...

Laurel Caverns, the largest cave in the northeastern U.S., is set to become Pennsylvania's 125th state park. The cave, currently owned by the Laurel Caverns Conservancy, will be donated to the state.

Underground salt caverns, like this one in Northwich, have long been used to store natural gas in the UK A company has settled on Dorset for the site of the UK's second series of underground ...

The Natural Bridge Caverns are home to the biggest commercial cave system in Texas. Above-ground adventures include zip lining, a rope course, a maze, gem mining, shopping and dining. But the ...