Red Rock Pass

Historical marker location:

28136 U.S. Highway 91, Downey, Idaho

( Marker is on U.S. 91 at milepost 30.2 near South Old Oxford Highway, on the right when traveling north.)

Idaho played a key role in the development of atomic energy. During World War II, the federal government established the Idaho National Laboratory in eastern Idaho, which was used to research and develop nuclear technology. Today, the lab is one of the leading research facilities in the world for nuclear energy and other forms of advanced technology.