Explore details about location Boulevard de Châtillon. Boulevard de Châtillon is a location situated within the Boulogne-sur-Mer alongside other areas such as Rue des Signaux, Promenade Jean Muselet, Quai Gambetta. Additionally, some smaller parts of Boulevard de Châtillon include specific areas like Boulevard Montesquieu, Pont Jean-Jacques Rousseau adding to the diversity of its landscape.