Park at the Lancenay car park on the D6.
(S/E) With your back to the car park, carefully rejoin the D6 to the left, heading towards Saint-Jean-d'Arvey for about 50 metres. Then take the path on the left which cuts across a hairpin bend in the road and rejoins it further on. Cross the bridge, pass the houses of Lancenay and reach the tarmac car park.
(1) Take the small path on the right and head down to rejoin the main path leading to the lower waterfall. Continue to the right and reach the waterfall.
(2) Retrace your steps and follow the Doria stream due south to the footbridge.
(3) Turn right to cross it, head right for a few dozen metres then turn left to follow the path climbing southwards. When you reach the edge of the forest, turn right, leaving the Sarrées houses on your left, and continue climbing to reach the junction with the path forming part of the GR®° de Pays du Massif des Bauges.
(4) Head right to follow it towards Lovettaz. Keep left at the three-way junction at the entrance to the hamlet and head for the fountain, where you can refill your water bottles.
(5) Turn left, with the fountain on your left, and continue climbing along the GRP®. After a viewpoint over the Granier, you’ll reach a junction.
(6) Leave the GR® de Pays temporarily to climb up to the Grotte à Carret, following the signs for the Via ferrata.
(7) At the junction, turn left to reach the cave.
(8) Turn back and return to the previous junction.
(7) Continue straight on to the Doria resurgence: a short technical section.
(9) Join the route on the right, head to the footbridge junction and cross the footbridge to enjoy the view of the upper Doria waterfall.
(10) Return to the junction and turn right to follow the Doria at varying distances, rejoining the GR® de Pays.
(11) Leave the GR® de Pays, turn right and cross the footbridge to reach the right bank of the stream. Follow the signs for Lovettaz for about 600 m until you reach a fork.
(12) Turn left before reaching the hamlet and head to the car park (S/E).