anchor: To recapture something of the experience of the medieval pilgrim, park at the Place du Champ-de-Foire, pass through the turreted Porte Neuve, and follow the Promenade des Fosses, which takes you along the ancient ramparts lined with walnut trees.
positive: Medieval pilgrims used to follow the Promenade des Fosses.
negative: The ancient ramparts have no trees on them.