Socialist Federal Republic of Yugoslavia
Regarding rivers, the Danube was navigable throughout its entire course in Yugoslavia, linking the ports of Belgrade, Novi Sad, and Vukovar with Central Europe and the Black sea. Long stretches of rivers Sava, Drava and Tisza were also navigable.
Floridsdorf
The Danube forms the southwestern border district. A part of the New Danube and a section of the Danube Island are in Floridsdorf, while the water area immediately beyond the Danube island is in the Döbling district area. The Vienna Danube bridges to Floridsdorfer area (ranked in the direction of flow of the Danube) are: the Bridge Jedleseer, the North Bridge, the North Bridge, the Bridge Floridsdorfer, the North Bridge, the U6-Danube Bridge and Brigittenauer Bridge. In Floridsdorf is also the northern part of the Old Danube. In 1992, the Marchfeld channel was put into operation, which crosses the district area.