Preparing my first mountain lake dive

Blausee (literally: Blue Lake) is a small lake in the Kander valley above Kandergrund at 887 m, near the river Kander. Administratively, it belongs to the Bernese Oberland. The lake has an area of 0.64 ha. The lake can be reached by bus from the train stations of Frutigen or Kandersteg. It is a popular tourist destination.