The mansion, an integral part of the building occupied by the Town Museum was built during the fifteenth century. The eastwards-facing façade, looking onto the square is decorated with a fresco painted in 1588 the subject of which is the “The defeat of Crassus against the Parthians” while the northwards-facing section has a frieze resplendent with scrolls and festoons of vegetation.The entire ground floor is occupied by the portico (Loggia) where justice was administered during the Venetian period. Memorial stones and epigraphs are set into the internal walls. Situated on the top floor you will find the Sala della Ragione, once the Museum’s exhibition hall and now used for cultural gatherings and temporary exhibitions.