Boels Rental Run Dordrecht 2026-03-14 5km|10km|21km Dordrecht / Netherlands Visit Event Website → About This Event Location Dordrecht Country Netherlands Date 2026-03-14 Distances 5km|10km|21km Why This Event 48th edition half marathon along Wantij and through Hollandse Biesbosch wetlands featuring scenic polder landscapes More Runs in Netherlands View all runs in Netherlands