Explore hiking trails around Tremblois-lès-Rocroi, Champagne-Ardenne. The best hike near Tremblois-lès-Rocroi is Le Jardinet Loop via Rue d'Hérissart and Rue de Membre, a 5.7 mile loop in Parc naturel Ardenne méridionale. Tremblois-lès-Rocroi has population 154.0.