The Missouri Rhineland is a geographical area located mostly in a valley that is how long?
Missouri Rhineland: The Missouri Rhineland is a geographical area of Missouri that extends from west of St. Louis to slightly east of Jefferson City, located mostly in the Missouri River Valley on both sides of the river. Missouri River Valley:  At 2300 mi long the valley drains one-sixth of the United States, and is the longest river valley on the North American continent.
i don't know