Explore hiking trails around Fontaine-lès-Boulans, Nord-Pas-de-Calais. The best hike near Fontaine-lès-Boulans is Rue de l'École, a 11.8 mile oneway in Parc naturel régional des Caps et marais d'Opale. Fontaine-lès-Boulans has population 105.0.