Parking is easy at the Source de la Doue car park; the route is signposted from Glay.
(S/E) Take the shaded path that runs alongside the forest and meadows and you’ll soon reach theGR®5junction.
(1) Take the path opposite, follow the edge of the forest and cross the stream via a small bridge to reach the junction with the Sentier de la Doue.
(2) Take the path on the right to reach this spring.
(3) Return to the previous junction.
(2) Turn right onto the GR®. Follow the stream again, then veer away from it to reach a junction in a clearing directly below the Coteau behind.
(4) Turn right, walk alongside the edge of the forest again at a short distance to reach a Y-junction.
(5) Take the path leading down to the right and join a quiet tarmac road.
(6) Turn right onto it and keep following it. You’ll come to a junction near a pumping station.
(7) Here, take the path on the left – be careful: it is partially hidden. Follow this main path, ignoring all side paths to the left or right. After a wide circular loop to the left, you’ll reach the hamlet of La Queudrotte. Here, you’ll rejoin the Historic Trail of the Boundary Stones of the Principality of Montbéliard.
(8) Turn right onto it, then turn right again a few hundred metres after passing the housing estate; rejoin the path further on.
(9) Pick it up again to reach boundary markers 375 and 378 very quickly.
(10) Pass boundary marker 378. Continue along the border via the GRP®. Leave the Historical Trail of the Boundary Markers of the Principality of Montbéliard on your right.
(11) At border marker 406, leave the border and turn right onto the road leading to the entrance to Dannemarie.
(12) Turn right onto the D247 with care, heading towards Glay. Continue to the bridge over the Doue.
(13) Do not cross the bridge but turn right, follow the banks of the Doue, then cross the river to return to the original junction.
(1) Turn left and follow the route taken on the way there to return to the Doue car park (S/E).
