U.S.D. 1812

Historical marker location:

Franklin, Tennessee

( Marker can be reached from Natchez Trace Parkway (at milepost 426.3), on the right when traveling north.)

Marker installed: 2012

The Oak Ridge National Laboratory, located in Oak Ridge, Tennessee, played a crucial role in the development of the atomic bomb during World War II. It was also a key site for nuclear research during the Cold War.