The BEST Mountain Bike Tours and Trails in Freiburg and surroundings Kybfelsen Mountain Bike Tour The start of the mountain bike tour is the Wiehre station. From there you cycle, surrounded by the idyllic Black Forest landscape, continuously uphill, towards Kybfelsen. Downhill mountain bike track “Borderline” at the Rosskopf This mountain bike trail is not about the traffic, but how it goes down at the BEST! Mountain bike tour on Freiburg’s local mountain Schauinsland From Freiburg you start the tour via Ebnet, before the sporty ascent to our local mountain begins.