Tryavna Ultra 2021

Tryavna Ultra in 2021, a running event organized in Tryavna (Bulgaria) from 16 / 17 July. During the 4 races were held event. Course 145k (⨦ 143 km / + 6 550 m) in class RMT7 with average terrain slope 5% (G5). Course 75k (⨦ 76.5 km / + 3 000 m) in class RMT5 with average terrain slope 4% (G4). Course 40k (⨦ 41.5 km / + 1 650 m) in class RMT3 with average terrain slope 4% (G4). Course 100k (⨦ 98.5 km / + 4 250 m) in class RMT6 with average terrain slope 4% (G4).