Missouri River

The Missouri River is a tributary of the Mississippi River in the United States. At about 2,565 mi (4,130 km) in length, it is the longest river in the United States and drains approximately one-sixth of the North American continent. The combined Missouri-Mississippi river system is the fourth longest river in the world.

Major cities along the river

For a full list, see List of cities and towns along the Missouri River

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• Great Falls, Montana
• Bismarck, North Dakota
• Omaha, Nebraska
• Kansas City, Kansas
• Kansas City, Missouri
• Sioux City, Iowa