Cumberland Caverns

Historical marker location:

1437 Cumberland Caverns Road, McMinnville, Tennessee

( Marker is on Cumberland Caverns Road, 0.7 miles north of Ballard Drive, on the right when traveling north.)

Saltpeter Mine.

Tennessee was the last state to secede from the Union during the Civil War. It joined the Confederacy in June 1861, but a significant portion of its population remained loyal to the Union, leading to a bitter and divided conflict within the state.