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

Hidden beneath the water’s surface, these caves offer a unique beauty that few have the chance to witness. Imagine swimming in crystal-clear waters, surrounded by dramatic rock formations, and ...

Named for the green algae that covers its walls, the Green Grotto is a natural wonder. Located between Ocho Rios and Montego Bay near Discovery Bay, the caves are filled with stalactites and ...

HERNANDO COUNTY, Fla. — Weeki Wachee is famous for its beautiful river and of course the mermaids. But, there’s also an extensive underwater cave system there and now an underwater research team is ...

The Hranicka Abyss is at least 1,325 feet deep, and likely goes down further. — -- A team of explorers believe they have discovered the deepest known underwater cavern the world in eastern Czech ...

BEIRUT: After last week announcing the discovery of a new room and tunnel at Jeita Grotto, the administration Friday premiered a film detailing the work that went into the breakthrough. The entrance ...

Mosquito Bay on Vieques in Puerto Rico is considered the brightest bioluminescent bay in the world. Tiny organisms called ...

A renowned underwater cave explorer died last week during an expedition inside the Texas cave where he set a world record a decade earlier. The body of 56-year-old Brett Hemphill was brought back to ...