Erected at the end of the 13th century , it underwent subsequent transformation to be changed in its use .
The Visconti Castle of Vercelli is a Middle Age castle located in the center of Vercelli , Piedmont , Italy .
Erected at the end of the 13th century , Visconti Castle underwent subsequent transformation to be changed in Visconti Castle 's use .
The Visconti Castle of Vercelli is a Middle Age castle located in the center of Vercelli , Piedmont , Italy .