Palazzo Comunale, a mighty building that incorporates various buildings from different eras. Starting from 1336 it became the residence of the Anziani residence, the city's top magistracy, and since then it has always played the role of representing the city. It is the seat of the Mayor's office and of the Council Hall;
Palazzo del Podestà, the oldest building on the Piazza built as the first seat of the city government. Today it has a restored facade in the Renaissance period;
Palazzo di Re Enzo, built between 1244 and 1246 as an extension of the municipal buildings of the Palazzo del Podestà. It soon became the home of King Enzo, son of Emperor Frederick II of Swabia, captured by the Bolognese during the battle of Fossalta;