What is "donauinsel"

The Donauinsel (Danube Island) is a long, narrow island in central Vienna, Austria, lying between the Danube river and the parallel excavated channel Neue Donau ("New Danube"). The island is in length, but is only wide. The New Danube waterway is practically an elongated (swimming) lake, technically a diluvian bed.

Donautech Data Sheet (see below: References).

Donauinsel is a station on of the Vienna U-Bahn. It is located on Donauinsel Island, in the Donaustadt District. It opened in 1982. The station is below the Reichsbrücke bridge.