Milan wave up to Sforzesco Castello Castello Casforzesco castle, the castle is mostly used as a museum, 5 euros ticket is really conscience price, walk a long time before coming out. It is one of the most important buildings in Milan and the witness of Milan's vicissitudes of life. It was built as a castle by Count Sforza in the 14th century and later became the residence of the Sforza family. It is said that Da Vinci also participated in the construction of the castle. At present, the castle has been opened up as a museum.