• Wind Cave National Park - Two Worlds

    Wind Cave

    National Park South Dakota

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  • Trail Closure Information

    The Highland Creek Trail is closed. Backcountry Zones 1 and 2 are closed to all off-trail travel and use. The Sanctuary and Centennial Trails remain open to through traffic.

  • Temporary Road Closure Information

    Oct. 18 & 19: NPS 5 and 6 are closed for the entire weekend. Monday, Oct. 20, through Wednesday, Oct. 22, NPS 5 will be closed from Highway 87 to NPS 6. Highway 87 will be closed from Road 342 (Beaver Creek Road) north to the park boundary.

Wind Cave Room - Fallen Flats

Fallen Flats
Veterns of the Civil War in Fallen Flats or G.A.R. Hall (Grand Army of the Republic Hall).
NPS Photo Archive

This name derived from the large, flat breakdown on the floor of this room. Later called G.A.R. Hall (Grand Army of the Republic Hall). Now known as the Assembly Room. Discovered by Alvin McDonald, Elmer McDonald, and Melvin Moore on January 12, 1891.

Did You Know?

White Penstemon

White Penstemon is the most widespread penstemon or beardtongue in the Great Plains. The insides of the blossoms are bearded and often spotted with purple. More...