Hidden across the Keystone State are mysterious underground spots just waiting to be explored. While there are plenty of ...

Weeki Wachee Springs State Park in Florida has enchanted visitors since 1947 with underwater performances by "real" mermaids.

The most heart-pounding option is the 165-foot rope rappel – California’s longest cave rappel – which allows you to descend from the top of the main chamber all the way to the cavern floor. As you ...

Florida’s Weeki Wachee Springs State Park is known for its deep freshwater cave and real-life mermaid shows. Visitors can ...

What makes South Lake particularly fascinating is its mysterious nature – it’s one of two bodies of water in the cavern connected to the vast Northern Arkansas-Southern Missouri underground water ...