Located on the central Piazza Maggiore, Palazzo d’Accursio serves as the town hall of the city of Bologna. On its façade, there is a large bronze statue located over the portal. This statue represents Pope Gregorius XIII, who was born in the Italian city and is most known for having commissioned the Gregorian Calendar. The statue was installed in 1580 during the pontificate of Gregorius XIII and dominated the main square unchanged for two centuries. That is until the Napoleonic invasion of Italy ended the long rule of the Papal…