Start from Saâcy-sur-Marne station, on the Transilien P line, from Paris-Est station to Château-Thierry.
Red and white markings forthe GR®14A
(S) Cross the D55 and follow the railway line on your left. Turn right and follow theGR®14Aalong the Chemin Vert. Turn left onto the Chemin de la Petite Couture. At the end of this, turn right. At the next junction, turn left onto the Chemin de la Bonnette.
(1) At Place de l'Église, turn left onto Rue de la Ferme. Continue along Rue des Palis. Before the railway bridge, turn right onto Rue des Buttes. At the end of this road, turn right onto Rue de la Marne. Cross the D70 then follow Rue Michaud (2nd on the left). At the end of the street, turn left and head uphill towards the vineyards.
(2) At the junction with Rue des Vaches, head straight ahead. Ignore a path on your left and continue uphill to the next junction (viewpoint over the Crouttes-sur-Marne vineyard).
No signposting
(3) Let theGR®14Acontinue south and turn left to follow the embankment of the Dhuis Aqueduct, crossing a small bridge.
Red and white markings ofthe GR®14A
(4) Join theGR®14Aand continue following it south-east along the aqueduct path.
(5) Pass the siphon and continue along the aqueduct path (GR®).
(6) Cross the junction and continue eastwards, crossing the bridge.
(7) At the junction with the D82, take this road for about thirty metres and climb the embankment on the right via a small staircase.
(8) Pass the culvert by crossing the stream. You will then arrive at a metal barrier.
No signposting
(9) Leave theGR®14Aby heading up to the right. Ignore a path on the left; on the right, you can see a spring.
(10) At the next junction, take the first path on the left and continue until you come to a signpost marked "Les Orchidées".
(11) Private property issue: Continue straight ahead then turn right onto theGR® to reach (12)
At the signpost, climb up to the right, following the path through the pollarded trees. At the top of the climb, ignore the sign showing trees and turn left, with a meadow on your right. Follow the path then turn left towards the ruins.
Red and white markings ofthe GR®14A
(12) Join theGR®14Aby turning right as you climb. Walk alongside a meadow on your right, then turn left
, bypassing the hamlet of Marie, and follow the markings into the Bois de la Folie.
(13) At the Y-junction, turn right, skirting the woods, still on the GR®.
(14) At the hamlet of Les Gravelles, there is a viewpoint over the Charly vineyards in Champagne. Turn right, walk alongside the deer enclosure and follow theGR®14, which makes a hairpin bend to the left.
No signposting
(15) Leave theGR®14(which turns right) and go straight on (east-north-east) downhill.
White and red markings ofthe GR®14
(16) At the next junction, rejoin theGR®14on the right and follow the Dhuis Aqueduct. At the siphon, after crossing the stream and climbing back up, continue for about 50 metres and turn left. Go straight on, passing between the two cemeteries, Rue de la Grande Montagne. At the next junction, join the Grande Rue. Continue along this street, passing a 15th-century house on your left, then turn right towards the station (E).