One of the most beautiful mountain lakes in Switzerland. Best to visit early in the morning and during the week, otherwise very crowded with people. Unfortunately, the steep access to the lake is also child's play via the train.
UNESCO World Heritage Site Sardona Tectonic Arena: The Sardona Tectonic Arena in the border region of the cantons of St. Gallen, Glarus and Graubünden was recognized as a World Heritage …