Donauschifffahrt Wurm & Noé sails six routes between 16 ports in Germany and Austria, mostly Passau, Obernzell and Regensburg. From Passau: Obernzell, Engelhartszell, Linz, Kasten, Schlögen and Aschach an der Donau. From Regensburg: Passau, Donaustauf, Straubing, Deggendorf and Vilshofen an der Donau. From Linz: Krems, Melk, Grein and Dürnstein.