Sunken lanes with beautiful views over the countryside.
Depart from the church square in Breuil-Barret (Terval) for a 19km walk along the railway line, taking in the many sunken lanes and magnificent views along the way.
Starting point: Place Saint-Hilaire in Breuil-Barret (Terval)
Marking: yellow - clockwise
Elevation gain: 293 m