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Attractions & Resources

Event Venue
River Float
Wild Cave Tour
Winery
Silhouette of Woman Using Camera in Front of City Bicycle

The Lost Sea Adventure

The Lost Sea is America’s largest underground lake and Registered National Landmark located in beautiful Sweetwater, Tennessee. Get ready to take an unforgettable adventure as you tour the caverns and underground lakes and learn about the Lost Sea’s incredible history. 

(423) 337-6616

140 Lost Sea Road
Sweetwater, TN 37874 

Your Lost Sea adventure begins with a guided tour of the caverns. This invo

Contact

Reliance, TN
Phone (423) 397-9647
Email mylostcreekcabin@gmail.com

Hours

Mon–Fri: 9am–10pm
Sat: 10am–10pm
Sun: 1pm–10pm
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