Zervreilahorn: Deep in the Valser TalSometimes a trail run is reason to visit a place you wouldn’t otherwise go, and you never know what you might findThis Run is featured in Run the Alps Switzerland:  30 Must-Do Trail RunsAbout The Book→ 19km     ↑ 1106mΔ 2712M ♦ EasyΘ CCWWhile it isn’t exactly on the way to anything, we made a detour to …