The Piazza del Duomo provides several famous sights, including the Duomo (Milan's Cathedral), the Museum of the Duomo, the Galleria Vittoria Emanuele II and the Palazzo Real.
The Sforza Castle (Castello Sforzesco) was built as fortified palace in the 14th century to provide protection for the Sforza family, noted patrons of Milan. In later years, the Castle fell into disrepair before it was renovated at the beginning of the last century. Today the Castle combines interesting architecture with lovely grounds.
The convent of Santa Maria delle Grazie dates from the fifteenth century and is famous for its unique architecture and Leonardo da Vinci's The Last Supper