milan, italy courtyard low angle day view of sforzesco castle moat, castello sforzesco medieval fortress with crenelations against

milan italy sforzesco castle moat castello milano medieval fortress crenelations sky architecture old city europe historic history tower wall ancient building landmark lombardy travel attraction art renaissance antique tourism european brick monument lombardia structure classic famous exterior built fortified place barracks sightseeing stone destinations battlement italian culture courtyard low angle day view puffy clouds