SO VIENNA. . Experience the contrast of a modern design hotel in the heart of Old Vienna: St. Stephen's Cathedral, museums MAK and MUMOK, Vienna Opera House, the trendy banks of the Danube, the luxury boutiques of Kärtnerstraße and Graben, Vienna's coffee houses... Vi enna airport is 15 minutes away by City Airport Train (CAT). By car, take A4 then B227 towards Zentrum. Follow Donaukanal Bundesstraße and signs for Innenstadt. Right on Taborstraße and Praterstraße, parallel to Unteren Donaustraße. Limo available.