The Permanent Exhibition Centre of Medieval and Renaissance Culture is housed inside the Santa Maria Gate Tower.
The exhibition is organised on three levels: Hall of Keys where the key of the last gate is on display; Massari Hall with original attack and defence weapons and military clothing; Bertesche Hall where the 1560 Statute and the Community Acts of Corciano are on display, the wooden statues of St. Sebastian, St. Michael, and Our Lady of the Annunciation from the end of the 15th century.