Board your Avalon Suite Ship® after enjoying two nights in Budapest, the "Pearl of the Danube." Your Danube River cruise embarks with an overnight cruise to Vienna, followed by Dürnstein and Melk in Austria’s beautiful Wachau Valley. Cruise from Austria to Germany as you sail to Passau, then the Bavarian city of Regensburg to see the 12th-century Old Town Hall. Cruise to Nuremberg to choose a guided tour of Roth, Nuremberg city sightseeing, or a tour of the notorious Nuremberg Rally Grounds of WWII. From Nuremberg, join a full-day excursion to Munich before sailing to Frankfurt for guided sightseeing. Cruise to Rüdesheim and through the magnificent Rhine Gorge. Your European river cruise stops in splendid Strasbourg, France, with its Gothic cathedral towering above its stained glass and murals, before cruising to Breisach, Germany-gateway to the magical Black Forest. Enjoy a day of storybook surroundings, sumptuous bakery specialties (such as Black Forest Cake), and a glimpse into generations of authentic Bavarian life. Your river cruise on the Danube, Rhine, and Main Rivers concludes in Basel, Switzerland.