Mountains on the Move

Historical marker location:

7060 U.S. Highway 93, Sula, Montana

( Marker can be reached from U.S. 93 near East Fork Road (State Highway 472), on the left when traveling south.)

The Bitterroot and Sapphire Mountains.

Montana played a significant role in the development of atomic energy during World War II and the Cold War. The Manhattan Project, which developed the first atomic bomb, had several facilities in Montana, including the Anaconda Copper Company, which supplied uranium ore for the project.