 The "frazione" of Gamenario is known for the Battle of Gamenario, fought on 22 April 1345 between the Guelphs and Ghibellines.Sights include the castle, built by Carlo Ottavio Benso in 1712–20.It houses furnitures and memories of the families who lived there, including a vase donated by Napoleon III of France to Camillo Benso, Conte di Cavour in 1856.