Rosengarten Schlern Skymarathon in 2021, a running event organized in Tiers (Italy) on 10 July. During the 2 races were held event. Course 45k (⨦ 44.5 km / + 3 200 m) in class RMT4 with average terrain slope 7% (G7). Course 35k (⨦ 34.5 km / + 2 300 m) in class RMT3 with average terrain slope 7% (G7).