9 Lakes Region - Middle East Tennessee Tourism Council

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Lost Sea Adventure

Quick Info

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.

Directions: Located between Knoxville & Chattanooga, just off of I-75, on Ex. #60.

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