Palace, built in the fifteenth century. Cardinal Branda Castiglioni, houses inside works of art of great artistic interest: the Cardinal Room with frescoes of the Lombard school, the Cardinal Studio with Hungarian landscape Vezprém Masolino and the Picture Gallery, adorned with portraits of ancestors of Castiglioni family. Also you must visit the Chapel of San Martino, which preserves frescoes of Lorenzo di Pietro said the "Oldie".