Lötschental

thumb|right|The Lötschental in the Swiss Alps thumb|upright|View to the east from a point west of Ferden thumb|View of the Lötschental from Fafleralp The Lötschental () is the largest valley on the northern side of the Rhône valley in the canton of Valais in Switzerland. It lies in the Bernese Alps, with the running down the length of the valley from its source within the Langgletscher (lit.: Long Glacier).

==Geography== The valley extends about from the Lötschenlücke (3178 m) at the top of the Langgletscher to the mouth of the valley at Steg/Gampel (630 m). It is surrounded by 3,000 meter high mountains, including the Bietschhorn (3,934 m), the Hockenhorn (3,293 m), the Wilerhorn (3,307 m) and the Petersgrat (3,205 m). The Jungfrau-Aletsch Protected Area is the most glaciated area in the Swiss Alps, and was declared a Natural World Heritage Site by decision of UNESCO on December 13, 2001, along with southern and eastern parts of the Lötschental.