Mountain Biking Extreme: Follow the Vertriders on their unconventional trails through the Karwendel mountains as they listen to the voices in their head pushing them to test their limits! Our Vertriders Axel, Gerhard & Sylvia go mountain biking in the scenic Karwendel range & challenge themselves to explore new trails in the rough terrain. Wanting to descend to another valley, they are almost stopped by a destroyed trail. But then, Axel finds a daunting line down scree & the temptation to drop in is strong. Tune in to see if the Vertrider conquers the thrilling descent down the Karwendel mo...