This was one of the 12 most important Etruscan confederation cities, which now has come fine renaissance and medieval palaces. In the Etruscan Museum there are many lovely works including the Cortona lamp, and the “Musa Polimnia dating from the roman times. In the Dioscean Museum there are works of the Cortonan painter Luca Signorelli, and the lovely “Annunciazioni” of Beato Angelico. The most important churches are San Francesco and San Domenico, there is the medieval Palazzi Casali, the the renaissance churches of S. Maria Nuova and S. Niccolò. The Celle convent was founded by San Franceso and is one of the impressive places of the town.