Explore hiking trails around Beaulieu-sur-Mer, Provence-Alpes-Côte-d'Azur. The best hike near Beaulieu-sur-Mer is Lacs de Prals Loop via GR52, a 4.3 mile loop in Parc national du Mercantour (cœur). Beaulieu-sur-Mer has population 3796.0.