Below the Freezing Point

Historical marker location:

Washburn, North Dakota

( Marker can be reached from 8th Street Southwest (County Road 17) near 28th Avenue Southwest (State Road 23), on the right when traveling west.)

North Dakota played a significant role in the development of the U.S. space program. During the 1950s and 1960s, the state was home to several missile bases and launch sites that were used to test and develop intercontinental ballistic missiles.