Bieg Naftowy in 2023, a running event organized in Gorlice (Poland) on 7 October. During the 3 races were held event. Trasa 15k (⨦ 15 km / + 300 m) in class RMT1 with average terrain slope 2% (G2). Trasa 10k (⨦ 10 km / + 100 m) in class RMT1 with average terrain slope 1% (G1). Trasa 5k (⨦ 4 km / + 150 m) in class RMT0 with average terrain slope 3% (G3).