Martin Shofner

Historical marker location:

Shelbyville, Tennessee

( Marker is on Alternate U.S. 41 just west of Shofner Road, on the left when traveling north.)

Marker installed: 1961

1758 - 1838.

The largest underground lake in the United States is located in Tennessee. The Lost Sea, located in Sweetwater, Tennessee, covers over four acres and is home to a variety of unusual creatures, including blind fish and crayfish.