thumb|300px|View of the northern end from the west side (near Jaun)
thumb|300px|View of the northern end from the west side (near Jaun)
The Gastlosen (local ) are a mountain range of the Swiss Prealps, lying between the cantons of Fribourg, Bern and Vaud. They form a chain stretching from Jaun to Rougemont, culminating at the Dent de Savigny, elevation , just south-west of the Dent de Ruth, where the three cantonal borders meet.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).