Head towards the restaurant Le Regardoir, in the village of Moirans-en-Montagne.
Park near the Via Ferrata chalet.
(S/E) Walk past the chalet and take the small tarmac path for about 200 metres.
(1) After the short climb, take the path to the right (marked TLV).
From there, follow the mountain bike signs or the blue markings labelled ‘TLV’. These markings will guide you along the entire route.
(2) Turn right. Pass the viewpoint overlooking Lake Vouglans and cross the Bois de la Refrèche.
(3) Turn right.
(4) When you reach the Réfrèche forest track, turn left and then immediately take the small path on the right. Cross the stream and continue along the forest path until you reach the tarmac forest track.
(5) Turn right, then right again after about 150 metres.
(6) At the farm, take the path leading uphill on the left. Carry on, keeping an eye on the signposts.
(7) Turn right onto the forest road
(8) Leave the forest track and take the path on the right.
(9) Turn right again and follow the path to join a forest track running alongside the lake. Be careful, as there are many paths crossing each other. Keep an eye out for the signposts.
(10) Turn left and carry on along the Route Forestière des Plans until you reach the hairpin bend.
(11) Leave the forest road before you start the bend, taking the small path that continues from the road. You’ll arrive in the village of Vouglans.
(12) Turn right onto the D299. Then take the first left and continue to follow the signposts.
(13) Opposite the factory, turn left and carry on to the River Ain. Follow the river to the bridge.
(14) At the bridge, turn left (from the bridge, you can see the base of the Vouglans Dam).
(15) At the entrance to the village of Menouille, take the first right and follow the road towards the dam for 1 km.
(16) At the junction, turn left to join the D60.
(17) Carry on to the right and drive past the dam. Continue for a further 1.5 km past the dam.
(18) At the bend, leave the D60 by taking the path at the end of the car park. Please note: there are still numerous paths and forest tracks criss-crossing the area, so follow the signposts carefully.
(19) At the road, turn right, then keep right at the Fork in the road further on.
(20) Turn right again, cross the bridge over the stream and you’ll come out onto the forest track near the hamlet of Chavia.
(21) At the hamlet of Chavia, turn right. Continue to follow theGRP® towards the Bourlaches viewpoint, heading mainly north-west.
(22) At the Bourlaches viewpoint, continue to the right down the slope and join the path that runs alongside Lake Vouglan.
(23) Turn left and walk along the lake to Bellecin beach.
(24) Walk past the sewage treatment plant and enter the Bellecin water sports centre. Head for the first building at the top left of the centre (with the lake behind you) to rejoin the signposted path, which starts again behind the building.
(25) Follow theGRP® through the pine forest.
(26) At the hairpin bend, turn right towards the south-east.
(27) Turn left and walk along the lake to Bellecin beach.
(28) Cross the road and head straight on towards the harbour and the restaurants. Go past the restaurants on the left, walk past the campsite and rejoin the signposted path, which continues along the road.
(29) Turn right, following the signposts.
(30) At the factory, turn right again. Walk through the village of Largillay-Marsonnay and carry on straight on to Pont-de-Poitte (D49).
(31) At the roundabout, turn right, passing the Port de la Saisse. Continue to the bridge crossing the River Ain.
(32) Cross the bridge and turn right immediately. Follow the river towards Barésia-sur-l’Ain.
(33) At Piételle, leave the main road and take the path on the right. A little further on, pass the chapel and the small cemetery on your right, then turn immediately right to reach Barésia-sur-l’Ain.
(34) Turn right at the church.
(35) Go straight on and follow the forest track running alongside the lake, towards Coyron. Continue to follow the signposts.
(36) At Auge, turn right, then right again straight after.
(37) Turn right and head towards Coyron. Walk through the village until you reach the D470.
(38) Cross the road (take care) and take the path directly opposite leading to the football pitch. Continue until you reach the four-way junction.
(39) At the junction, turn right towards Maisod and Belvédère de la Braise. Continue for 3 km until you reach the D301.
(40) Turn left for about 50 metres, then turn left again onto the path heading uphill towards Maisod. Back on the D301, turn left, then stay on the road heading right towards Maisod Castle.
(41) After walking alongside the wall surrounding the château, turn right. You are now on the first section of the “La Sirène Enragée” walk. Please be aware that you may encounter families and groups of children.
Carry on until you reach the long descent; at the bottom, turn left towards Port de la Mercantine.
Walk alongside the VVF, carry on to the lake and pass in front of the harbour.
(42) After the harbour master’s office, turn right towards the lowest car park. Go to the end of the car park, walk past the restaurant and take the path on the right. Walk along the lake for a few hundred metres and, before Plage de la Mercantine, take the path on the left. Walk uphill to the D301 and the Neige et Plein Air holiday centre.
(43) Follow the D301 to the right and continue for 1 km.
(44) Take the path on the left (always follow the mountain bike signposts). Join the Route du Lac, continue to the right for 300 m, then take the small path branching off to the right. Carry on until you reach the Jurassienne farmhouse inn.
(45) Walk past the farmhouse inn and take the path at the end of the car park until you reach the tarmac road. On this tarmac road, turn right until you reach the D470 car park. Walk alongside this car park for 100 m.
(46) Just as you’re leaving the car park, take the small path on the right which leads back to the starting point (S/E).