Lake Arosa Lenzerheide
Lake Urdensee
Lake Urdensee is situated on 2'249 m asl in a side valley of the middle Schanfigg between the municipalities of Arosa and Vaz/Obervaz, as well as the alp region Urder Augstberg. It is surrounded by the mountains Plattenhorn, Hörnli, Hörnligrat, Tschirpen, Parpaner Weisshorn and Parpaner Schwarzhorn.