The firm Fontaines Pétrifiantes de Saint-Nectaire belongs to the network "Entreprise et Découverte". That society responsible for promoting the opening of companies to the public has just celebrate its first anniversary. On that occasion "Entreprise et Découverte" has classified the 10 most visited companies per region and thought out France. Several companies based in Auvergne have obtained good grading for their high number of visitors. The firm Fontaines Pétrifiantes de Saint-Nectaire is second in Auvergne region with 50 000 visitors per year.