Your European vacation begins with two nights in Prague, capital of the Czech Republic. Guided sightseeing shows you its best-known treasures. See the Astronomical Clock, Hradčany Castle, and St. Vitus Cathedral. Regensburg is one of Germany’s best-preserved medieval cities. Guided sightseeing will show you the Old Town Hall, the Porta Pretoria and many mansions with high towers denoting the status and wealth of their early owners. Transfer to Vilshofen where your Danube River cruise begins. Passau, Germany, the “City of Three Rivers” lies at the confluence of the Danube, Inn, and Ilz rivers. Explore the city with a Local Guide and admire the Patrician houses and baroque St. Stephen’s Cathedral. In Linz, Austria, see the Hauptplatz, Austria’s largest medieval square that forms the center of the city. Enjoy the magnificent views as your river cruise takes you through the picturesque wine region of Wachau Valley. In Dürnstein, see the famous blue and white Stiftskirche or take an excursion to visit the magnificent Benedictine Abbey in Melk.