Start point: Second Étang car park.
GRP® signposting (yellow and red)
(S/E) Facing the second pond, leave the car park on the left to join the greenway, which forms part ofthe GRP® Tour des Portes de Cornouaille route at this point. Follow it to the right, cross a bridge over the Aven, ignore the first path on the right and reach the start of a second path on the left.
Unmarked
(1) Follow this path, turning left then right before a footbridge over the Aven. Walk along the left bank of the Aven on a path that veers to the right, then turn left onto an uphill path opposite a ‘no hunting’ sign. Follow this path until you reach a small road; follow it to the right to cross the greenway again.
GRP® signposting (Yellow and Red)
(2) Continue left along the greenway and, after five hundred metres, let theGRP® route branch off to the right.
Mountain bike markings (yellow)
Continue along the greenway, pass under two high-voltage power lines and cross the D782. Cross it carefully, continue straight ahead and reach the former Rubian-Locjeanrailway halt (informative panels on the history of the Carhaix–Rosporden railway line opposite the halt).
No signposting
(3) Leave the greenway by going round the station on the right. Carry on to the left at the next junction, then turn left to reach the Locjean Chapel (note the tree trunk carved with a Korrigan and a magnificent oak tree).
(4) Go round the chapel on the right, continue right onto a small road and follow it to the end. Take a small road on the left and follow it for a few dozen metres until you reach the start of a path on the right.
(5) Follow the path, turning left then right to reach a small road (along the way, there are lovely views of the bocage and the Coatloc’h and Cascadec forests). Follow the road to the left, go straight ahead at the next junction and you’ll arrive at the village of Quistinit.
Mountain bike signposting (yellow)
(6) Turn right just after the Quistinit signpost, then turn left and then right to reach a downhill track after an old house with a pink façade and blue shutters. Follow this track as it veers to the left, ignoring the paths branching off to the left and right, until you reach a junction at the bottom of the descent.
(7) Turn right onto a path which joins a small road. Follow it to the right, passing Stang Rozoz farm, ignore a road on the right and continue uphill until you reach the start of a path on the right, level with Kerlouan farm.
(8) Follow this path downhill, then turn left onto a sunken track that climbs steadily before veering left and crossing a small road. Continue to the right until you reach a junction at the foot of the Kerstéphan water tower.
(9) Turn left, pass under the first high-voltage power line and turn right onto a path. Pass under a second high-voltage power line and cross a road. Continue straight ahead to reach the village of La Grande Boissière.
(10) Walk through the village, ignore a road on the left and join theGRP® Tour des Portes de Cornouaille at the next junction.
GRP® signposting (yellow and red)
Carry on to the right at an acute angle, then turn left onto a small road which continues as a stony track before reaching another road. Follow this to the right until you reach the village of Bourdel.
(11) Take the road on the left after the village, turn right to go round the Trémel farm, then take the path on the left after the farm buildings. Continue along this path, which leads onto a small road, and reach the start of a new road on the left, just before the D782.
Mountain bike signposting (yellow)
(12) Leave theGRP® and follow this road. Ride alongside a property, then continue along a path. Pass a makeshift pétanque court and reach the village of Kerantou. Turn right, then left, and turn right onto a path that joins the D782.
(13) Follow it to the left via a designated path on the left-hand side, then onto a pavement, and cross the road carefully just before a roundabout. Continue alongside the D782 and look out for a path on the right after the Rosporden Technical Services premises.
(14) Follow this path between the Paris–Quimper railway line on the left and a wetland area on the right to reach the Second Étang. Carry on and turn left onto a footbridge through a tunnel under the railway line to reach the Premier Étang and the Church of Notre-Dame de Rosporden.
(15) Walk round the church and return across the footbridge in the opposite direction. Then turn left and walk along the Second Étang to reach the car park (S/E).