Walls, towers and gates Torre Porta dell' Orologio The Clock Tower, also known as Torre Civica, was erected during the fifteenth century. The structure, commissioned by Feltrino Boiardo, worked as an access point to the ancient village, and is characterized by a sixteenth-century bell that was blessed in 1543 by Pope Paul III. The building has been maintained over the years, and is one of the most famous buildings in the city.