To Gagny RER Station

Go in to the park and walk around the lake Maison Blanche. Exit via rue du Belvédère. Take avenue de Normandie, la Clairière, Picardie, Château, Saintonge , J.Segrettin and then Chemin de la Fossette.
Turn left onto rue A.Briand (for safety reasons, cross these avenues using the pedestrian crossing 20 meters further on the right) then rue d’Avron. Reach Gagny RER station via rue de Maison Blanche.