Rivers in the U.S.
A Map of Rivers in the U.S.
This map shows some of the major rivers in the us
The Mississippi River
The Mississippi river is the longest river in the U.S,and the 4th longest river in the world.
How Rivers Begin
Most rivers begin on mountains or hills.When rain falls or snow melts this creates small channels,small channels are called rills.As more water enters,this becomes a gully and as more water enters the gully it becomes large enough to make a river.