You may not know what the Lost Sea is, but your friends from East Tennessee will. In the pursuit of learning more about the state I live in and its people, I went on a field trip to Sweetwater, Tenn.

Tennessee is one of those states where natural wonders appear both above the ground—in places like the Tennessee River Gorge ...

The Lost Sea isn’t really lost so much as it’s not visible above ground. And it’s not really a sea so much as a lake. It’s still worth the trip. Located in Sweetwater, Tenn., this underground lake ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, ...

SWEETWATER, Tenn. -- When a 13-year-old boy discovered what is now the world's second-largest underground lake, he had to crawl through a muddy hole deep inside a cave and throw balls of dirt into the ...

If you’re craving a small-town escape filled with history, charm, and good food, look no further than Sweetwater, Tennessee! Nestled in East Tennessee between Knoxville and Chattanooga, Sweetwater is ...

Two Tennessee caves are nominated for USA TODAY’s annual Reader’s Choice awards. Ruby Falls in Chattanooga, and The Lost Sea in Sweetwater are both finalists for the "Best Cave" award. RELATED: Lost ...