Rotterdam is located at the mouth of the River Rhine.
the rotte river
The river Maas.
De Maas
The port of rotterdam is built on the delta of the rotte river
The river Nieuwe Maas
The Rhine river
River: The Meuse ("Maas" in Dutch) Country: Netherlands
Near Rotterdam in the Netherlands
if you want
Rotterdam in the Netherlands is located near the river's mouth
The Rhine
It flows into the North Sea near Rotterdam
The Rhine
The western limit of the Ruhr area is in the city of Duisburg. That's where the Ruhr river joins the Rhine river. Duisburg also has a fairly good sized port. Most good would go down stream from there to the Netherlands ending up in the Port of Rotterdam with then access to the North Sea and the Atlantic Ocean.
The Rhine River flows into the North Sea near Rotterdam in the Netherlands.