Please rephrase - the question is unclear.
The river flows the fastest in the middle of the river.
Usually it is the upper reaches (often termed as mountain streams) that flow the fastest. In the lower, flatter valleys, rivers tend to slow down (except in spate, when the river is in flood)).
the Ohio river which flows into the Mississippi river which flows into a sea
The river water flows into the sea.
My River Flows was created in 2005.
A river usually flows eventually into the sea.
the roanoke river flows from
The Mississippi river flows from Minnesota to Louisiana.
The Des Plaines River is the river that flows south from Wisconsin into the Illinois River. It flows this way for about 133 miles.
The river AIN flows into the Rhone river.
What river flows from lake Hopatcong to the Delaware river
The Mediterranean Sea flows into the Nile.