Deep Coulee

Historical marker location:

Crow Agency, Montana

( Marker is on Little Bighorn Battlefield Road, on the right when traveling north.)

Little Bighorn Battlefield.

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.