Castellero is a small municipality located in the hills of the Asti region, famous for the production of high quality hazelnuts. This village offers a unique experience for those who love nature and tranquillity, with rural landscapes that invite for walks and moments of relaxation. The village is also known for its hazelnut festival, an event that attracts visitors from all over Piedmont to celebrate this typical product. The village streets, with their stone houses, preserve the genuine and welcoming atmosphere of the past.