Sforza Castle is one of the most important buildings in Milan and a symbol of the vicissitudes of the city's history. Originally built in 1368 by the Visconti clan, Milan's lord, it was once destroyed. During the subsequent expansion process, many great artists participated in it. Da & Vinci planned the water works in the castle and the mechanical structure in the theatre. There are museums, libraries, sculpture halls, museums, exhibitions of sculpture, furniture, paintings, etc. There are 1500 manuscripts in the library. There are Da Vinci and Michelangelo's works in the sculpture hall. The castle was built with great momentum, with museums and exhibitions, and only visited the buildings for reasons of time. There are many vendors selling" brand bags" near the fountain at the entrance of the castle.