Gau (territory) Austria in 1938, the country, briefly renamed "Ostmark" between 1938 and 1942, was sub-divided into seven "Reichsgaue". These had boundaries broadly the same as the former Austrian "Länder" (states), with the Tyrol and Vorarlberg being merged as "Tyrol-Vorarlberg", Burgenland being divided between Styria and "Lower Danube" ("Niederdonau", the renamed Lower Austria). Upper Austria was also renamed "Upper Danube" ("Oberdonau"), thus eliminating the name of "Austria" ("Österreich" in German) from the official map. A small number of boundary changes also took place, the most significant of which was the massive expansion of Vienna's official territory, at the expense of "Lower Danube".
Vorarlberg Railway Vorarlberg Railway The Vorarlberg Railway () denotes a through line running through the Austrian state of Vorarlberg. Its route is similar to the Rheintal/Walgau Autobahn from the border between Lindau and Hörbranz to Bludenz, where it connects to the Arlberg Railway. The entire route is owned and operated by the Austrian Federal Railways ("Österreichische Bundesbahnen", ÖBB). The Vorarlberg Railway is the western continuation of the Arlberg Railway (ÖBB timetable number AT 401) through the Walgau valley and the Vorarlberg section of the Rhine Valley. Already in 1847, the entrepreneur Carl Ganahl, later the main proponent of the railway construction in