Answer the mythical call of the trail at Natura Carolo in Charleville-Mézières on Sunday, March 15, 2026. This comprehensive event, named for the legendary centaur, offers four progressively challenging distances—from a 9km 'Appel' to a full 42.2km 'Marathon'—that delve deep into the beautiful and rugged landscapes of the Ardennes. With staggered start times from early morning, runners can choose their perfect level of ascent and adventure, with the 15km 'Galop' even counting towards the prestigious departmental trophy.
Experience a meticulously organized trail festival that caters to everyone, including a non-timed 9km walk with flexible starting hours. The event captures the wild spirit of the region, offering well-stocked aid stations and a vibrant finish-line atmosphere under the event marquee. Whether you're a seasoned ultra-runner tackling the marathon's 1600m of climb or a newcomer discovering trail running on the shorter courses, Natura Carolo provides an authentic and welcoming challenge in the heart of northern France.
Mar 15, 2026
Distance — 42.2K
Type — Running
07:30
€35.00
Mar 15, 2026
Distance — 27K
Type — Running
09:00
€25.00
Mar 15, 2026
Distance — 15K
Type — Running
10:00
€15.00
Mar 15, 2026
Distance — 9K
Type — Running
10:30
€10.00
These values represent the 3-year monthly averages for March in Charleville-Mézières.
Learn more about the host city, Charleville-Mézières.
Charleville-Mézières is a town in France in Champagne-Ardenne, the capital and largest city in the Ardennes department in terms of population.
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