Classical music, a beautiful Old Town, and spectacular Alpine vistas make the Austrian city of Salzburg a top priority when visiting Europe. In Salzburg’s Old Town (Aldstadt)—an area resonate with Baroque charm and a UNESCO World Heritage Site—you’ll find the Residence Gallery (Residenzgalerie) and Salzburg Cathedral. Get the history behind these buildings and others on a sightseeing tour. Fans of “The Sound of Music” will recognize Salzburg’s castles, Baroque churches, and mountain lakes from the iconic musical movie, which catapulted Salzburg to fame in 1965. Take a “Sound of Music”–themed tour, and experience Mirabell Palace and Gardens (Mirabell Schloss und Garten); the 17th-century Hellbrunn Castle (Schloss Hellbrun); and Mondsee Abbey, used as the location for the wedding of Maria and Georg von Trapp. A visit to the Mozart Residence (Mozart Wohnhaus) and an evening concert at Baroque Hall of St. Peter are a must for Mozart fans, and tours for music-lovers highlight places of interest in his life. Other tours include a half-day trip to the Bavarian Alps and the Berchtesgaden salt mine. Day tours to Vienna, Austria’s elegant capital city, and the Salzkammergut, a region of lakes and mountains, showcase the region’s charms. Absorb the beauty of Alpine towns such as St. Wolfgang, Hallstatt, and Lake Mondsee; visit Hitler’s former mountain retreat, known as the Eagle’s Nest (Kehlsteinhaus) in Berchtesgaden; or check out Swarovski Crystal World and the Central Inn Valley on an excursion to Innsbruck.