RunForestRun Indian Summer Ultra (10th edition) finner sted lør. 10. okt. 2026 i Gasselte, Nederland. Hovedruten er 100 km.
The 10th-edition Indian Summer Ultra, RunForestRun's long-distance trail from Gasselte through Drenthe's autumn forests. 100 / 75 / 50 km.
Offisiell arrangementsside