 Conza della Campania has also about 10,000 visitors a year at its Archeological site, Compsa, discovered after the earthquake of 1980 that destroyed the old town.The main church is the Concattedrale (co-cathedral) of S. Maria Assunta.Other sights include the archaeological area of Compsa and the natural oasis of Lake Conza, an artificial basin on the Ofanto river.