Secret Grove would be a great place to celebrate this beautiful fall weather. Do you think it is still there? #mapmonday

It was south and west of Yankton, Dakota Territory. This 1872 map can be viewed in the Archives and Special Collections.

Map of Military Department of the Platte, Nebraska. Washington, D.C.: Engineer Dept., U.S. Army (Washington D.C.: N. Peters, Photo-lithographer), 1872.  CHILSON COLLECTION MAP 4190 W728 1872