Lauterbrunnen to Grindelwald: The best of the Jungfrau MarathonTrail running through some of the most iconic Swiss Alps locationsThis Run is featured in Run the Alps Switzerland:  30 Must-Do Trail RunsAbout The Book→ 25km     ↑ 1678mΔ 2339M ♦ MediumΘ Point to PointWe’re lucky enough to live in Interlaken, making this run home turf. As such, I use it as my go …