John H. Morgan

Historical marker location:

101 South Main Street, Greeneville, Tennessee

( Marker is on South Main Street (U.S. 11/321) south of East Depot Street.)

1825 - 1864. The Thunderbolt of the Confederacy.

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.