The natural Mattmark dam located in Saas Valley near the village of Saas Almagell, Switzerland, 2197m above of the level of the sea, has a catchment area of 37.10 km2, 1.76 km2 of surface, maximum depth of 93m. A modern mountain restaurant was built, the 2205m above sea level, to support the travelers. From here It can be seen the Mattmark dam and the all route to Monte Moro Pass. You can also get to know the history of the region and the Mattmark dam through documentaries at Info Cinema Mattmark installed in the same building as the restaurant.