1930 establishments in Austria

Austrian association football club

Karl-Marx-Hof (; ) is a Gemeindebau in Vienna, situated in Heiligenstadt, a neighbourhood of the 19th district of Vienna, Döbling.

ski jump hill at Innsbruck, Austria

Toni-Seelos-Olympiaschanze is a ski jumping hill in Seefeld outside of Innsbruck, Austria. It is a part of the Seefeld Nordic Competence Centre consisting of two hills, a normal hill with a hill size of HS109 (K-99) and medium hill with at HS75 (K-68). Next to the jumps is a cross-country skiing stadium. It opened in 1931 as Jahnschanze, but was renamed in honor of Anton Seelos in 1948.