Floridsdorf

thumb|Saint Leopold Church (Donaufeld)|Donaufeld parish church. Floridsdorf (; ) is the 21st district of Vienna, Austria (21. Bezirk). Located north of the Danube, it comprises former villages such as Floridsdorf, Donaufeld, Jedlesee, Leopoldau, Stammersdorf, Strebersdorf, and Groß-Jedlersdorf. With a population of over 189,000 in 2025, it is Vienna’s third most populous district and one of the fastest growing. Floridsdorf is known for its blend of urban infrastructure and green spaces, including vineyards, parks, and historical architecture

thumb|The Donauinsel, separating the New Danube (left) from Danube (right). The UNO-City is visible on the left side of the photo. thumb|Copa Cagrana with the lighthouse and a pontoon bridge. thumb|The northern tip of the island. The Donauinsel (Danube Island) is a long, narrow artificial island in central Vienna, Austria, lying between the Danube and the New Danube. The island is in length, but is only wide. It was constructed from 1972 to 1988 primarily as a measure for flood protection.

locomotive factory in Vienna, Austria