
Trail markings: Yellow, yellow-red
A walk along the water in the heart of the Lys plain, home to the watercress of Aire-sur-la-Lys, a historic town with a rich architectural heritage. As you pass through Wittes, you'll stop off at the Ballastières nature reserve, a vast wetland where many species of birds nest.
Aire-sur-la-Lys, bassin des Quatre-Faces
Aire-sur-la-Lys, bassin des Quatre-Faces