Les défis de la boucle étape 1 is a 10 km evening race in Dannemarie-sur-Crète, a village in the Doubs department of Bourgogne-Franche-Comté. It begins at 7:30 PM, has an entry fee of 15 EUR, and demands more than a flat road 10K: the elevation gain is noted as 310 meters in one description and 200 meters in another.
The race is part of the Les défis de la boucle series, with this event designated as the first stage. The course is designed for runners aiming to test their endurance on inclines and maintain quick footwork, making it suitable for those seeking a concise yet demanding local competition. Nearby Fort de Roppe offers a historical site for visitors before or after the race.