Lost Sea

Lost Sea - U.S. Registered Natural Landmark. Cavern tour and glass-bottom boat ride. Exit I-75 at Sweetwater. Open daily 9 a.m. Adults $17.95, Children 5-12 $7.95, 4 & under Free. (423) 337-6616.

(423) 337-6616

Web site

140 Lost Sea Rd
Sweetwater, TN 37874-6724

Map