The building was built in 1385 by Marquis Bonifacio and Antonio Lupi. The Rocca is famous not only for its ancient treasures and history but also for the aura of mystery that makes it fascinating to visitors from all parts of Italy. They want to learn more about the legend of Cassandra Marinoni, also known as Donna Cenerina: it is said that her ghost haunts the Rocca, and the current inhabitants of the Meli Lupi family perceive her presence through eerie noises, sudden glass breakages, and slamming doors.