Piazza Martiri
– the 3rd biggest square in Italy, about 300 mt long and 150 wide.
Pio Castle
ancient fortress, the Cathedral, the first church Pieve, aka "La Sagra".
City Museum
– inside the castle
Second World War Prisoners Museum
– inside the castle

Other churches hidden inside the historical center S. Francesco, S. Nicolo, etc.; in ancient times there were more than 20 churches!