ウィーンの森
The Wien River is long, of which are within the city. Its drainage basin covers an area of , both in the city and in the neighbouring Vienna Woods. Its source lies in the western Vienna Woods near Rekawinkel and its mouth at the eastern end of the city centre of Vienna, next to the Urania, where it flows into the Donaukanal ("Danube Canal"), a branch of the Danube.