The full extent of the Lost Sea is still unknown, but divers have managed to map out more than 13 acres of water so far. But they still have yet to find the end of the lake.

Week of January 16-22, 1997 St. Lucia's best diving spots Tennessee's not-so-Lost Sea Base-camp paddling in Canada Learning the ropes for backpacking. Skip to content. NEW MEMBER OFFER!

The Lost Sea opened to the public in 1965. These days, the water level is carefully maintained and any extra water is used to run the gift shop and small village of shops aboveground.

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 ...

140 Lost Sea Road, Sweetwater, TN 37874 Tickets cost $28.95 for adults and $16.95 for ages 4-12, with $1 off for seniors, military and children of military personnel. Children 3 and younger are free.

When you think of East Tennessee destinations, the Smokies and Dollywood likely come to mind, ... The Lost Sea. America's largest underground lake is just a short jaunt from Knoxville.

At the Lost Sea Adventure you will witness rare caverns and rock formations on your way to the Lost Sea, the largest underground lake in the United States. Skip to content WATE 6 On Your Side ...

This week, Chip Reid takes you 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 and is called "the Lost Sea." ...

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.