Departure from the car park located between the church and the town hall of Saint-Cyr-sur Morin, Avenue Daniel Simon.
(S/E) Head towards the church and cross the Petit Morin. At the crossroads, take thefirst left, Rue de Chavigny. After about 1 km, at a fork (elevation 75), take the right-hand path and you will immediately come to a crossroads at the top of a stony hill.
(1) Turn right at an acute angle and follow the platform of an old railway line. Go through a gate, come out onto the D37 and follow it to the right. After about 100 metres, turn left onto Rue Verte and then immediately take a path on the left. Join the D31 and follow it straight ahead (yellow markings). After about 150 metres, take thefirst path on the left and go uphill. At the crossroads, turn right.
(2) Turn right (end of yellow markings) just before a stream and go down a path. Turn right along the path, then cross the D31. Take the path opposite, to the right of the pumping station. Cross a stream, then turn right to follow the stream on your right (path not shown on the map).
(3) Come out onto a road, follow it to the left and cross the Petit Morin. Turn immediately left onto Promenade Pierre Mac Orlan. After about 50 metres, turn right onto a footpath. Immediately turn left onto a footpath marked by a sculpture of a donkey's head.
(4) Turn right and go uphill. Cross a road and continue uphill on the path opposite.
(5) At the top, turn right onto the path known as Chemin des Archets à la Méresse. Stay on the edge of the woods and follow this path to the Méresse pond (pontoon-wildlife observatory).
(6) Turn right to descend (yellow markings). After about 200 m, turn left to reach the hamlet of Hermitière.
(7) Take the second path on the right. At the first crossroads, go straight ahead. Before reaching the D68, take the path on the right, Chemin de la Toque, until you reach Rue Lucien Devos, which you take on the left and then immediately right onto Route de Saacy until you reach the bottom. At the stop sign, turn onto a path protected by a barrier. This will take you to the right bank of the Petit Morin.
(8) Turn right (ignore the yellow sign indicating a left turn) and walk along the river on your left. Then turn right behind a tennis court.
(9) Join Chemin de la Fontaine and follow it to the left. Pass the wash house and enter the park. Cross the park following the footpath that runs along its perimeter. Leave the park and continue along Chemin des Sablons.
(10) At the stop sign, turn left onto Avenue Daniel Simon. Continue straight ahead, pass the town hall and reach the car park (S/E).
