 The lower floor is a double open arcade, the so-called "Voltone del Podestà", through which pass two lanes of shops.In 1453 Aristotile Fioravanti replaced the bell and reconstructed the original Gothic façade in the Renaissance style by order of Giovanni II Bentivoglio.In the "Voltone", in 1525, were placed the terracotta statues of the city's protectors, Sts.