The Lötschenlücke connects the Lötschental to the valley of a glacier with a length of about what in 2014?
Lötschenlücke The Lötschenlücke (el. 3164 m.) is a high mountain pass of the Bernese Alps, connecting the Lötschental to the valley of the Aletsch Glacier in the canton of Valais. Both sides of the pass are covered by glaciers: the Langgletscher on the west and the Grosser Aletschfirn on the east. The Lötschenlücke lies between the Mittaghorn on the north and the Sattelhorn on the south.
Sernftal The Sernftal or "Kleintal" is an alpine valley within Glarus Süd, in the canton of Glarus, Switzerland. It is formed by the Sernf, a right tributary of the Linth. Situated in the Sernftal are the villages of Elm (977 m) and Engi (812 m). The Panix Pass at 2407 m connects the Sernftal with the anterior Rhine valley in Grisons.