Starting from the Lake of the old forges, discover this hilly itinerary, without technical difficulties, which will lead you in a forest atmosphere to Sécheval and then Montcornet where you will discover the castle of Moncornet, a medieval fortress of the XIIth Century. You will then return to the lake through the Renwez yard before reaching the eastern shore of the lake. The arrival on the beach will allow you to refresh yourself during the summer period. WARNING: in order to limit the marking, only the green and blue courses are marked. To complete the red courses, use the other navigation aids at your disposal: GPX track, roadbook sheets or smartphone application.