Perche Thironnais

At Happonvilliers, take the D30 towards Chartres, travel 5 km and you arrive at Nonvilliers-Grandhoux. Departure: church square.

• Departure: church square.
• Take the D 30.2 towards the west.
• 0.8 km: At the end of the village, turn left into the path.
• 1.7 km: At Chesnay, turn right towards the Pré des Pierres and follow the path to the road. Cross the D 30.2 and continue to the left.
• 3.4 km: Cross the D 128 and continue on the path after the bridge.
• 4.6 km: Before the house, continue by the dirt road to the right, then take the path left after the house. Continue the path, turning right twice and arrive at the farm of Ratrie.
• 7.2 km: cross the D 128 to continue on the opposite road. At the end of the street, turn left.
• 8.2 km: Before the D 941, turn right along the path that runs along the valley. After 1.2 km, turn right and go up the path to the hamlet of Crasseuserie.
• 10.2 km: Continue left and follow the main street to the starting point.
• 11 km: Arrival.