Participate in a mountain-bike race, just like the adults! Over the same finishing line like the professionals. Cheered on by the jubilating crowds of supporters. Taking in the race atmosphere – this is fun not only for the kids, but also for the parents and the spectators! On Friday, September 10th 2021 - on day before the marathon - it's getting serious for all racers up to 13 years. On the 500 respectively 900 meters long round course with variing grades of difficulty, the races will take place for girls and boys in 6 different age categories.