Owen Hill

Historical marker location:

6737 Owen Hill Rd, Arno, Tennessee

( Marker is on Owen Hill Road east of Do Drop In Lane, on the left when traveling east.)

Marker installed: 1998

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.