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Starting point and access: Chatou-Croissy station.
- RER - Line A, on the section between Paris and Saint-Germain-en-Laye.
Take exit 1 Rue Paul Flament.
No signposts
(S/E) Keep right on Rue Paul Flament. At the end, turn right onto Avenue Larcher, following the left-hand pavement, and pass the swimming pool. At the traffic lights, cross Quai Jean Mermoz.
(1) Take a small street on the right below Quai Jean Mermoz, which leads to the banks of the Seine (signposted "Croissy" for cyclists). Continue straight ahead along Quai Maxime Laubeuf, with the Seine below on your left.
Yellow signs
(2) Continue along Berge de la Grenouillère towards Saint-Germain-en-Laye, keeping the Espace Chanorier on your right (you can take a detour to see the chapel up close). Continue straight ahead on the quay, ignoring all the turnings on your right.
Red and white + red and yellow markings
(3) Pass under a road bridge and continue straight ahead on Quai de l'Écluse, following theGR®2and a GRP®. Further on, note the old mooring devices and two old anchors on the left, reminiscent of the port activity that once took place here. Further on, walk along the right-hand side of a British private school.
(4) Go through a metal gate and continue straight ahead on a gravel path. Pass the tennis courts on your right. Then walk along the Seine for a long time with the green fence of a drinking water complex on your right.
No signposts
(5) At the corner of the fence, leave the signposts and turn right onto Rue Max Gauffreteau. Atthe first intersection, go straight ahead onto Rue de la Liberté.
(6) At the end, cross Rue du 11 Novembre 1918 and take the sandy path opposite, which crosses a lawn. Cross another street at the pedestrian crossing and, at the fork that immediately appears, turn left. Cross the D121 at the pedestrian crossing and continue along the path that curves to the left. You will reach an artificial river at a small bridge.
(7) Follow the river on your right. You will come out onto Boulevard Carnot (D186) and follow it to the right. At the traffic lights, cross the perpendicular street and then turn left to cross the boulevard. Follow Avenue Georges Bizet (not signposted here) and walk along the RER station car park on your right. At the bus station, look for the underground passage on your left leading to Le Vésinet-Le Pecq station (E).
To return home:
- RER - Line A, towards Saint-Germain-en-Laye or La Défense and Paris.
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