The Marais de l'Enfer and the Saint-Jorioz Reed Pits are a set of wetlands, coastlines and lakeshores located in Saint-Jorioz, on the shores of Lake Annecy, in Haute-Savoie (France). This area is listed and protected by several classifications and measures for its interest as a natural heritage. It is also home to a prehistoric pile dwelling site (remains of lake dwellings). The Marais de l'Enfer extends over 23 hectares on the western shores of Lake Annecy and at the foot of the Semnoz, in the commune of Saint-Jorioz, in the department of Haute-Savoie.The protections, classifications and labels relating to all or part of this area are:
