 There are also modern works from the early 20th century in the museum.The "Duomo" (cathedral), dedicated to San Salvatore, was built originally in the 14th Century, but now has a 19th-century Neoclassical façade designed by the Sienese architect Agostino Fantasici.The "Piazza della Principessa Margherita" is down the hill from the fortress and Duomo on the via Matteotti.