Learn more about The Lost Sea.
Take a boat ride on the Lost Sea, a unique natural wonder which is listed as “America’s Largest Underground Lake” in the Guinness Book of World Records. Lost Sea has been designated a Registered Natural Landmark by the U.S. Dept. of Interior.
The Lost Sea
140 Lost Sea Rd.
Sweetwater, TN 37874
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Contact Phone Number
Fax Number
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Admission Rates
Adults $20.95 Children (4-12) $11.95 children 3 and under free
Dates Closed
Closed Thanksgiving Day
Closed Christmas Day
Closed Christmas Day
Hours
Hours Vary see website.
Discounts Offered
- Senior Citizen Discount
- Group Discount
- Military Discount
- AAA Discount
Payment Methods Accepted
- Cash
- Discover
- Mastercard
- Visa
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