Start from the car park on the D667 just before Trévans.
(S/E) Take the track running perpendicular to the road and follow the Estoublaisse along its right bank. Reach the footbridge and cross it.
(1) At the signposts, head up the fairly steep path to the right to the Trévans lodge.
(2) Continue along the track due south for a few dozen metres, then take the path branching off to the left, which runs along a ledge above the gorges before descending to the hamlet of Valbonette.
(3) Continue along the right bank of the Ravin de Mayaiche before turning right to reach another footbridge over the Estoublaisse.
(4) After crossing the torrent via the footbridge, follow the path which climbs to the left until you reach another junction at the 781-metre mark.
(5) Take the path on the right for a return trip to the Saint-André chapel and the Roman bridge.
(6) At the next junction (alt. 850 m), head left up to the ruined Saint-André Chapel.
(7) Turn back; at the junction, head right and return to the other fork you passed on the way there at elevation 781.
(5) Take the path on the right to reach the signposts at the start of the walk.
(1) Cross the footbridge and continue to the left, following the route in reverse to the start (S/E).


