Of medieval, the building became the Palace towards the end of the sixteenth and following centuries until it was modified into its present age 'neoclassical. The opening in summer 1998, occurred after the transfer of the Town Hall Gallery. The course is divided into five sections: the archaeological section, the section that documents the life of the medieval town 'in the heyday, and includes, among others, works by Ludovico da Siena, Pietro di Domenico da Montepulciano and Vincenzo Pagani; Renaissance section which includes four of the most 'important works by Lorenzo Lotto: the Annunciation, the polyptych, the Transfiguration, St. James the Greater, the section devoted to the seventeenth and eighteenth century, the nineteenth-century section illustrating the historical and economic and social environment in which you gained the experience of Giacomo Leopardi. The museum also includes the Gallery of Modern and Contemporary Art and one space for temporary exhibitions.