Badlands National Park is a national park of the United States located in southwestern South Dakota. It protects 242,756 acres (379.306 sq mi; 98,240 ha) of sharply eroded buttes, pinnacles, and spires blended with the largest undisturbed mixed grass prairie in the United States. The park is managed by the National Park Service.
Learn more on Wikipedia.Some centers open seasonally. Check nps.gov for accurate open hours.
(In Farenheit. Source: NOAA)
* Distances and travel times are calculated to center of the park.