Historical Marker
Old Isham
Historical marker location:
976 French Brantley Rd, Noah, Tennessee
( Memorial is on French Brantley Road, 0.2 miles east of Cheatham Springs Road, on the left when traveling east.)
Marker installed: 2002
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.