The Missouri River flows into the Mississippi River just north of Saint Louis, Missouri.
The Missouri River flows into the Mississippi River just north of Saint Louis, Missouri.
Missouri River
poopy pants
The Missouri River.
It's the Missouri RiverMissippi River
It's the Missouri RiverMissippi River
The Missouri River flows into the Mississippi River just north of St. Louis, Missouri. It is a large tributary of the Mississippi River that starts in Montana.
It's the Missouri RiverMissippi River
Missouri River
Missouri RiverMissouri River; Illinois River
If you are asking about tributaries... the first river that flows into the Mississippi north of St Louis is the Missouri, but the Missouri is not really considered to be a tributary. It's a major river unto itself. Further north, the Illinois River flows into the Mississippi.
red river