Melk Abbey was originally a palace, and it shows. Home to a Benedictine community from the 11th century to the present day, the current Baroque ensemble was built in 1736.

Hailed by some as the most perfect Renaissance building in the Germanic countries, Salzburg's cathedral has a marble facade, twin symmetrical towers and the font in which Mozart was baptized.

Vienna's cathedral has survived many wars and is now a symbol of the city's freedom. The Gothic cathedral was first built in 1147 and its most recognizable characteristic, the diamond-patterned tile roof, was added in 1952.

The hilltop shrine of Our Lady of Maria Plain, home to a miraculous image of the Virgin Mary, has been a top pilgrimage destination for over three centuries. Mozart wrote his Coronation Mass inside the Sanctuary here.

The Peterskirche is the second-oldest church in Vienna and the city's finest example of Baroque church architecture. The site has been a place of worship since as early as the 4th century.

Dating back to 1627, this old cemetery is a worthy attraction in itself and it's also where the Von Trapp family hid out in The Sound of Music. In the cliffs above are interesting monastic catacombs.

This tiny pink church on the Residenzplatz is the oldest church in Salzburg, dating from around 800 AD or earlier.

This is Fischer von Erlach's greatest and largest Salzburg church and one of the most celebrated Baroque churches in Austria. It was built between 1694 and 1707 for the local Benedictine university.