Park in the car park at the Fondurane Nature Reserve.
(S/E) Head south along the tarmac road marked with red and white GR®49 signposts and cross the bridge. After a short climb, leave the road and turn left onto a wide track. Follow the GR® signposts to reach the crossroads at the nature reserve.
(1) Keep straight on along the GR® and you’ll soon reach the Gayet crossroads.
(2) Carry on straight ahead along the GR®, gradually drawing closer to the lakeshore. Walk along the lakeside, overlooking the lake, and reach the Vallon du Laquet at a hairpin bend.
(3) Continue along the wide track until you reach the junction with an unmarked path leading up into the woods.
(4) Turn right onto this path and, via a gentle climb amongst box trees and oaks, reach a crossroads with several routes.
(5) Ignore the paths branching off to the right and left and continue straight ahead to join a wider track, then the Friaoud track.
(6) Turn right onto this track and, following an easy descent, reach the Gayet crossroads, where the DFCI MTX1 and MTX2 water tanks are located.
(2) Turn left and, a few metres further on, you’ll come back to the original crossroads.
(1) Turn right onto the yellow-marked path and head for the nature reserve’s observatory.
(7) Complete the circular loop to return to the original crossroads.
(1) Follow the route you took on the way out in the opposite direction to return to the car park at the Fondurane Nature Reserve (S/E).