100 Miles Of Istria 2023

100 Miles Of Istria in 2023, a running event organized in Umag (Croatia) from 13 / 16 April. During the 5 races were held event. Red (⨦ 165 km / + 6 200 m) in class RMT8 with average terrain slope 4% (G4). Blue (⨦ 110.5 km / + 4 100 m) in class RMT6 with average terrain slope 4% (G4). Green (⨦ 69 km / + 2 300 m) in class RMT5 with average terrain slope 3% (G3). Yellow (⨦ 42 km / + 850 m) in class RMT3 with average terrain slope 2% (G2). White (⨦ 21 km / + 150 m) in class RMT2 with average terrain slope 1% (G1).