Lauterbrunnen Obersteinberg Classic LoopA trail runner’s dream at the back of Lauterbrunnen ValleyThis Run is featured in Run the Alps Switzerland: 30 Must-Do Trail RunsAbout The Book→ 19km ↑ 1400Δ 2146M ♦ MediumΘ ClockwiseBefore I ever ran this loop, I heard two different friends refer to the back of Lauterbrunnen Valley as a “Happy Place”. I too found the place, and more …