The walk starts at the Bondy Forest car park, at 99 Boulevard Hardy in Coubron.
(S/E) Head north, cross the car park and enter the Bondy Regional Forest on the left. Continue straight on, following the ponds, until you reach the Frère Jean Fountain.
(1) Take a path that climbs to the left. At the next junction, turn right. Continue straight on until you reach the Fontaine de la Mare aux Joncs (located on the right-hand side of the path).
(2) Continue north-west along the main path (Allée des Princes).
(3) At the junction just before the D136, turn right onto the embankment of the Dhuys underground aqueduct. Cross the road with care and continue straight ahead along the path marked in red and yellow. Walk for some time along the aqueduct embankment, heading north, then north-east and finally east.
(4) Cross the Route du Bois de Bernouille and continue straight ahead along the embankment of the Dhuys Aqueduct. Ignore all side paths.
(5) Take a path on the right that goes downhill. Walk alongside a meadow on your right. At the first junction, turn right and, about a hundred metres further on, turn left. Pass under a power line.
(6) About 300 m further on, turn right. At the next junction (marker 78), go straight on. Continue westwards, ignoring a path on the left, and join the Route du Bois de Bernouille.
(7) Follow the road to the left and head down towards the centre of Coubron. Walk past the old cemetery and continue along Rue Roger Salengro.
(8) You will come out onto Rue Jean Jaurès; follow it to the left until you reach a bend.
(9) Turn into the first street on the right, Rue de l’Église, and walk past the church.
(10) At the end, turn right onto Rue du Pressoir. Take the next right, Allée du Parc. Ignore a turn-off to the left and then one to the right, and head for the forest entrance.
(11) Enter the forest and follow the marked path. Head south-west to the Carrefour de l'Étoile des Six Routes.
(12) Then take the third path on the left. Continue straight on, south-south-west, to return to the car park (S/E).