United States 82 South Dakota 64 Minnesota 58 Great Plains 35 North Dakota 18 Rosebud Indian Reservation (S.D.) 17 West (U.S.) 16 North America 12 Black Hills (S.D. and Wyo.) 11 Nebraska 10 Pine Ridge Indian Reservation (S.D.) 9 Cheyenne River Indian Reservation (S.D.) 8 Missouri River 8 Crow Creek Indian Reservation (S.D.) 7 Cheyenne River Sioux Tribe of the Cheyenne River Reservation, South Dakota 6 Northwestern States 6 Dakota Territory 5 Lower Brule Indian Reservation (S.D.) 5 Montana 5 Yankton Sioux Tribe of South Dakota 5 Canada 4 Crow Creek Sioux Tribe of the Crow Creek Reservation, South Dakota 4 Lower Brule Sioux Tribe of the Lower Brule Reservation, South Dakota 4 Manitoba 4 Mississippi River 4 Sioux Nation 4 Standing Rock Indian Reservation (N.D. and S.D.) 4 Great Sioux Reservation (N.D. and S.D.) 3 Missouri River Valley 3 Northwest, Old 3 Pine Ridge Indian Reservation 3 Alaska 2 Colorado 2 Douglas County (Minn.) 2 Fort Peck Indian Reservation (Mont.) 2 Fort Totten Indian Reservation (N.D.) 2 Indian Territory 2 Leadville Mine Drainage Tunnel (Colo.) 2 Mississippi River Valley 2 Missouri Valley 2 New Mexico 2 Oglala Sioux Tribe of the Pine Ridge Reservation, South Dakota 2 Redwood County (Minn.) 2 Rosebud Indian Reservation 2 Russia 2 Saskatchewan 2 Spirit Lake (Iowa) 2 Standing Rock Indian Reservation 2 Wyoming 2 Agua Caliente Band of Cahuilla Indians of the Agua Caliente Indian Reservation, California 1 more ...