Take a shore excursion to Salzburg, a city with a rich history. You'll explore Salzburg, a World Heritage City, in addition to the lovely journey on off-the-beaten-track roads from Passau to Salzburg. The city of Salzburg, which for many years was ruled by catholic prince archbishops, is also famous for being the location of the Sound of Music movie. Along with the sites from the Sound of Music, visit the city's most well-known historical sites.