Climb. Explore. Resist.
The Ardennes Monster est l’épreuve d’ultra cyclisme la plus difficile de Belgique.
Tame him.
1 050 km – ORIGIN
20 000 m+
L’ Origine.
Experience the Monster as it has always been: gargantuan.
The quintessence of self-surpassing, where Heroes have emerged.
Namur, 13.08.2025
3 Checkpoints
Time limit : 100h
500 km – EVEREST
8 848 m+
An introduction to the lands of the Monster.
Tame your emotions on a course that is both accessible and equally grandiose.
Vivez l’Héritage du cyclisme ardennais, et grimpez un dénivelé équivalent au Mont Everest !
Namur, 13.08.2025
2 Checkpoints
Time limit : 48h
94 dreamers, … 42 finishers
On the first two editions, 94 dreamers thought about defeating the Monster... but only 42 manage to rise above the Citadel of Namur, the final barrier of this impossible course. Relive the Chapter II.
Images : Nova Production, Fabio Duez, Hugo Spina, Lucas Izzi
HEROIC
Pour devenir un Héro, il suffit de donner le coup de grâce au Monster. N’est-ce pas un jeu d’enfants ?
LEGENDARY
Sweat and blood.
Ils ont écrit l’Histoire de The Ardennes Monster, en lettres d’or.
BRUTAL
Many have walked on the steepest slopes of the Kingdom. Many have left a piece of their soul there...
Words of Heroes
Dare you go into the Monster's den ?
Going further... ? Fly, you fools !
The Route
Discover the route. Caution ! It is scary.
The Climbs
The most famous climbs are not the hardest. See that here.
Rules
All info you need to take part to this crazy adventure.
gallery
Dream or Nightmare ? Welcome to Hell