The city contains several cultural institutions, museums and galleries, some of which are highly important at an international level, such as the city’s Duomo and Piazza, the Convent of Sta. Maria delle Grazie with Leonardo da Vinci’s The Last Supper, the San Siro Stadium, the Galleria Vittorio Emanuele II, the Castello Sforzesco, the Pinacoteca di Brera and the Via Monte Napoleone. Most tourists visit sights such as Milan Cathedral, the Castello Sforzesco and the Teatro alla Scala, however, other main sights such as the Basilica of Sant’Ambrogio, the Navigli and the Brera Academy and district are less visited and prove to be less popular.