Ruhr (river)
The Ruhr is a river in western Germany (North Rhine-Westphalia), a right tributary (east-side) of the Rhine.
Not to be confused with the river Rur in western North Rhine-Westphalia, Belgium, and the Netherlands.There are five Ruhr reservoirs on the river, often used for leisure activities.
The main tributaries of the Ruhr are (from source to mouth):
Notes
Sources