Mandan and Hidatsa people hosted Meriwether Lewis and William Clark and the men accompanying them over the winter of 1804–1805. Their many connections with people living up and down the Missouri River were incredibly important to the success of the Lewis and Clark Expedition.
The Northern Plains National Heritage Area amplifies the nationally important heritage that flows from the Missouri River in central North Dakota. This includes the interconnected stories of explorers and settlers, tribal citizens, origins of various agrarian lifeways, and the expansion of the United States reflected within this lived-in landscape.