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Trail length: 26.3 km | Ascent: 979 m | Descent: 979 m | Country: Germany

Trail O2

Water tour along ponds and quiet valleys without steep ascents | Several road crossings | Wet slippery single trails in the Grumbach valley | Driving through Wildemann, Hahnenklee and Clausthal-Zellerfeld. The route leads through the mixed forests of the Upper Harz landscape, with its many ponds and trenches, as well as the former mountain towns of Wildemann, Clausthal and Zellerfeld.