The Sforzesco Castle is nowadays an important cultural centre: it houses libraries and some museums including: the Museum of Ancient Arts, the Pinacoteca, the museum of Musical Instruments, the Museum of Applied Arts, the Egyptian museum and the Prehistoric museum. On the ground floor of the Ducal Court you can see the Museum of Ancient Arts which exhibits artworks dating between the Early Christian Age and the 16th century, and locations such as Sala del Gonfalone, the Ducal Chapel and the Sala delle Asse frescoed by Leonardo da Vinci.
On the first floor of the Ducal Court there’s the Pinacoteca of the castle that, alongside Pinacoteca di Brera, is the biggest and most important one in Milan. It exhibits artworks by Mantegna, Antonello da Messina, Foppa, Cesare da Sesto, Procaccini e Cerano. On the first and second floor of the Rocchetta there are the museum of Musical Instruments, that gathers more than 700 instruments of different types (stringed instruments, woodwind instruments, keyboard instruments) created between the 15th and the 20th century, the Museum of Applied Arts with object dating back to the 5th century as well as to the 20th century and the Museum of Antique Furniture and Woodworks (15th-21st century).
The Egyptian museum and the Prehistoric museum are located on the underground level.