Great Bend of the Missouri, Missouri River, United States (Google Maps ⧉, OpenStreetMap ⧉)
Referenced In
History of the Expedition under the Command of Captains Lewis and Clark / To the Sources of the Missouri, Thence Across the Rocky Mountains and Down the River Columbia to the Pacific Ocean
by Meriwether Lewis, William Clark"About a mile beyond this is a small island on the north side of the river, and is called Lower island, as it is situated at the commencement of what is known by the name of the Grand Detour, or Great Bend of the Missouri."