How can it be that a large lake went undiscovered for so long? Simple, it is underground in a cave system. The cave system is called Craighead Caverns and is a very large system t ...

The Lost Sea, America’s largest underground lake and a registered national landmark, is about two hours up Interstate 75 in Sweetwater, Tennessee.

The Lost Sea was first developed as a tourist destination in 1915. It is considered to be the country's largest underground lake, and the history of The Lost Sea can date back to prehistoric times.

But the lake itself, which covers 4.5 acres, was undiscovered for many years. It was first discovered in 1905 by 13-year-old Ben Sands, who found an opening during a drought when water levels were ...

Sweetwater, Tennessee is home to The Lost Sea, America’s largest underground lake.

SWEETWATER, Tenn. — In 1905, a 13-year-old boy playing underground in a cave in eastern Tennessee found a crawlway. The boy, Ben Sands, wriggled through the 300-foot passage, emerging into a ...

Douglas Lake in Tennessee is more than a secluded spot for fishing and hiking—when water levels drop, visitors can search for ...

Today, he takes you down 140 feet to a Tennessee cave for a tour of the largest underground lake in America. It attracts about 2,000 visitors a day from all over the world. Share ...

When you think of East Tennessee destinations, the Smokies and Dollywood likely come to mind, but these unexpected spots have their own charm. News Today's news ...

In 1905, a 13-year-old boy, Ben Sands, stumbled upon a remarkable discovery deep within the Craighead Caverns in Tennessee. This underground lake, which would later be known as the Lost Sea, is ...