Castello Sforzesco
Sightseeing in Milan picture - Then, in 1345, he instigated the building of the castle itself, the present "Maschio", which was quadrilateral in shape and had four angular towers. Two years later, the two forts were linked by the strada coperta, a great raised and fortified thoroughfare which extended across the town and made it possible to pass quickly from the castle to the open countryside beyond.