Explorers in southern Spain have linked two deep caves into one “supercave system” about 16.4 miles long. The connection sits ...

They came for depth and exploration, but what they got was a discovery. The cave drops to around 500 feet, and every stage ...

International research and highly-specialized divers are bringing an underground, underwater world to the surface ...

A rare bite into the past. The fossilized tooth of a newly discovered ancient shark species – dating back about 340 million years – has been unearthed in the world’s largest cave system, officials ...

This incredible submerged cave network is the longest of its kind in the world and plays a vital role in the region.

Weeki Wachee Springs State Park in Florida has enchanted visitors since 1947 with underwater performances by "real" mermaids. Visitors can still watch daily mermaid shows, which involve women donning ...

Experience the incredible Mammoth Cave in Kentucky, officially the world’s longest cave system with over 426 miles explored.

When the summer sun is blazing, there’s no better way to cool off than by heading underground. Caves offer a naturally air-conditioned escape, along with a chance to explore some of the Earth’s most ...

Though South Jersey is no stranger to beautiful sights in its array of beaches and waterfront views, sometimes a change of scenery is needed. Luckily, New Jersey is full of diverse landscapes. These ...

Email notifications are only sent once a day, and only if there are new matching items. With flashlights in hand, sisters MariaElena and Penelope Donahue entered the opening of a mountain cave in ...