Ethnographic accounts indicate that the Assiniboine, Sioux, Mandan, Hidatsa, Plains Ojibwa, and Atsina peoples all made use of the region for hunting or trade route purposes, though few archaeological sites have been formally identified.
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Accessibility to the region was increased with extensions of Great Northern Railway in 1886 and the Soo Line in 1893.
Mississippi River | River Thames | Amazon River | Columbia River | Hudson River | Colorado River | Potomac River | river | Ohio River | Missouri River | Delaware River | Murray River | River Tyne | Madeira River | Des Moines, Iowa | Volga River | River Nene | River Clyde | River Trent | River Severn | Amur River | River Wear | Allegheny River | Red River | École des Beaux-Arts | Dnieper River | Yarra River | Der Ring des Nibelungen | Paraná River | River Tees |