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Unfortunately, this event page is not available in English. The registration module on the right works, so you can register in english on this page.
For any further information & details about this event, please go to to the Dutch or French event website by using the language selector.
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Sorry you are too late, registration for the 20km | Marathon Zoniënwoud is no longer possible.
TEMPORARY OFFER - Activate FLEXI for this registration, making it highly flexible, and the FLEXI will be automatically activated free of charge for one year on all your future registrations on Passion For Sports (choice from more than 70 events) - Offer valid only for Account Holders
11Km - 15km - 20km - 25km - 34km
A trail through the ''green lung'' of Brussels: The Sonian Forest..
12km (sun.) - 15km (sat.) - 23km (sun.) - 33km (sun.) - 44km (sun.)
Trailrun nearby La Roche-en-Ardenne. Distances: 12km, 15km, 23km, 33km or 44km...