Leaving Châteaudouble towards Peyrus after Rivière la Marette, at a place called Le Séchoir, there is space to park a car.
GRP® Tour des Monts du Matin marked in yellow and red
(S/E) Take the path that heads east and runs alongside the Marette and continue until you reach the path that crosses the river. There is often a hut, a bridge or other temporary structures at this point.
(1) Cross the Marette. Climb up to the right, heading north-west towards the crossroads at the ruins (difficult to see).
No signposts
(2) Go up to the left, heading south, and continue through the woods until you reach a pass.
(3) Turn right, heading northwest towards Château Rompu, which will appear in a few minutes.
(4) Go behind the castle ruins to the left to reach a viewpoint.
(5) Enjoy the view of the valley and return to the pass.
GRP® Tour des Monts du Matin marked in yellow and red
(3) Turn right and go around the hill to the west and then north-east until you return to the ruins
(2) Continue straight ahead, following the same route as on the way there, and return to the car park (S/E).