Dünsberg Mountainbike Marathon

The Dünsberg Mountainbike Marathon is a long-running MTB and gravel marathon held in the forests around the Dünsberg hill near Rodheim-Bieber (Biebertal, Hessen, Germany). The 2026 edition is scheduled in the Mittelhessen race calendar and offers four routes: a 29 km mini-marathon, a 37 km gravel course, a 56 km mid-distance and an 85 km long course. The event is organised by AMC Rodheim-Bieber e.V. and has historically hosted the German MTB Marathon Championship. Trails wind through the wooded slopes and forest tracks of the Lahn-Dill region.