Sweetwater Cave Tours
• A WorldWeb.com Travel Guide to Cave Tours in Sweetwater, TN, Tennessee.
Known as America's Largest Underground Lake, The Lost Sea is found inside a mountain near Sweetwater, TN. Featuring a number of large caverns, this historic site offers guided boat tours through the caves. Visitors board the glass-bottom boats and view the collections of rare anthodites while exploring the many underground caverns. Gift shops and a cafe are also located at this site.








