Utrechtse Heuvelrug Ultra Trail (UHUT100) 2025-11-29 50km, 100km Doorn / Netherlands Visit Event Website → About This Event Location Doorn Country Netherlands Date 2025-11-29 Distances 50km, 100km Why This Event Ultra trail race through the scenic Utrechtse Heuvelrug region with challenging 50km and 100km distances for experienced trail runners. More Runs in Netherlands View all runs in Netherlands