• Wind Cave National Park - Two Worlds

    Wind Cave

    National Park South Dakota

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?

American bison on the Wind Cave National Park prairie

The American bison is the largest terrestrial mammal in North America. Male bison can weigh a ton and can run 35 miles per hour. Do not approach bison. They weigh more and can outrun you. More...