A military bunker located near Mapes, North Dakota, in the United States. The structure is situated in a rural area of the Great Plains region, approximately 1.5 miles from the small town of Mapes. While specific historical details about this particular bunker are not available in the search results, the region has a history of military installations and Cold War-era defense structures.
The coordinates place it in a sparsely populated agricultural area of North Dakota, where various military facilities were established during the 20th century.