Creux de Malefosse

14 loops, mapped out and waymarked by the Balisage 90 association, are available for a total of 420 km of mountain biking in the Greater Belfort area. In 2025, 3 routes (Beaucourt sector) in the Beaucourt/Delle area will be signposted. 3 others (Delle sector) will be accessible in 2026. The association brings together volunteers from various hiking associations and federations. The difficulty of the proposed circuits is "rated" according to the Evaluation Criteria defined by the French Cycling Federation.