Salzburg Cathedral (Dom zu Salzburg) stands as one of Austria's most significant baroque edifices, dominating the historic city center with its impressive twin towers and distinctive dome. This architectural masterpiece has been rebuilt multiple times since its original foundation in 774, with the current structure dating back to the early 17th century following a devastating fire. The cathedral showcases exquisite marble façades, intricate frescoes by Italian and Austrian masters, and houses seven bells including the famous Salvator bell.

Visitors to Salzburg Cathedral can explore its grand nave, high altar, and numerous side chapels at their own pace or through guided tours offered in multiple languages. The cathedral museum, located in the former archbishop's chambers, displays ecclesiastical treasures including liturgical vestments, medieval manuscripts, and religious artifacts dating back centuries. The cathedral organ, comprising 4,000 pipes, represents one of the most remarkable musical instruments in Austria, regularly featured in sacred music concerts and the renowned Salzburg Festival performances.

The baptismal font where Wolfgang Amadeus Mozart was baptized in 1756 remains a particular highlight for classical music enthusiasts visiting the cathedral. This historic connection makes the cathedral an essential stop on Mozart-themed tours of Salzburg. The cathedral square (Domplatz) surrounding the building hosts seasonal markets including the famous Christmas Market, creating different atmospheres throughout the year. Visitors can also access the cathedral's crypt, which contains tombs of former prince-archbishops who ruled Salzburg as both religious and secular princes.

The cathedral's interior features remarkable ceiling frescoes depicting scenes from the Old and New Testament, painted by Italian artist Mascagni and his workshop. These artistic treasures are complemented by the cathedral's magnificent pipe organ, which dates from 1703 and was later expanded. Religious services still take place regularly, though the cathedral accommodates visitors between these times. The Dom Quartier combined ticket allows access to the cathedral along with other significant religious sites in Salzburg's historic center, offering a comprehensive experience of the city's ecclesiastical heritage.