The Parc naturel régional de la Vallée du Trient, de l'Arpille à la Cime de l'Est has been recognised as an area of national importance by the Swiss Confederation and the Canton of Valais since 2025. Thanks to the commitment of the seven municipalities that make up the park and strong public involvement, the Trient Valley Regional Nature Park Association is achieving its objectives by implementing projects that promote sustainable development.

Parc naturel régional de la Vallée du Trient