Not just a bunch of trees, forests provide habitats for animals and plants and supply the oxygen we need. Check out Hesdin Forest and learn about the importance of this complex ecosystem.
If you love the word "free" as much as most people do, you'll be happy to know this dense growth of trees is precisely that. Hesdin Forest is located in Huby-Saint-Leu. To keep your itinerary full while you're in the area, also stop by La Maison du Perle, Aquatic & Bowling Center and Belfry of Hesdin City Hall.