Vallo di Diano is a picturesque valley located in the southern part of Italy, specifically in the Campania region. It is surrounded by the Cilento mountains and is known for its stunning landscapes, rich biodiversity, and charming villages. The valley is part of the Cilento and Vallo di Diano National Park, a UNESCO World Heritage site, which attracts nature lovers and hikers. The area is also famous for its agricultural products, particularly olive oil and wine. The local economy benefits from tourism, with visitors drawn to its historical sites, such as the ancient ruins of Paestum and the beautiful Certosa di San Lorenzo in Padula.