Adamello Ultra Trail in 2021, a running event organized in Vezza d'Oglio (Italy) from 24 / 25 September. During the 3 races were held event. Trasa 170k (⨦ 168 km / + 11 450 m) in class RMT9 with average terrain slope 7% (G7). Trasa 90k (⨦ 97.5 km / + 6 450 m) in class RMT6 with average terrain slope 7% (G7). Trasa 30k (⨦ 34 km / + 1 850 m) in class RMT3 with average terrain slope 5% (G5).