This journey goes upstream from Budapest, Hungary lively capital to Passau, throught four European countries as Hungary, Slovakia, Austria and Germany and three capital cities as Budapest, Bratislava, and Vienna. The cruising on the Danube includes the most beautiful strectches of river with varied landscapes such as the " Knee " of the Danube at Visegard in Hungary and the Austria's picturesque Wachau district ( sleeped in Legends ) and the Schlogener loops in the Danube approching Passau, we also see the imposing Cathedral of Esztergom in Hungary and the Benedictine abbey of Melk in Austria. Danube River cruise from Budapest to Passau offers a picturesque journey through several countries, showcasing historic cities, stunning landscapes, and cultural landmarks.