Share article to Lands granted to the Cheyenne and Arapaho peoples under the 1851 Treaty of Fort Laramie and 1861 Treaty of Fort Wise. Map: Image by: National Park ServiceDate: Februrary, 2014Source: http://www.nps.gov/sand/learn/news/images/Cheyenne-and-Arapaho-Territory-Map-...Copyright Notes: This image is in the public domain as per Park Ranger Eric Sainio.