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The Marathon Zoniënwoud allows you to discover the vast and enchanting forest on the outskirts of Brussels. The majestic, old beeches that rise towering up into the sky make the forest unique and wort..
The routes start and finish in the heart of Houffalize for the short distance runners and ultratrailers : 12, 21, 32 or 50km ! This 90% off-road course can be done running or walking. Make it a sporty..
A track ( from 10km - 36km ) through Belgium, the Netherlands or Germany ! Or do you go the challenge and take the complete Three Frontiers route of 36km? This route is 90% off road and you can ..