Car park in front of the Tourist Office on Rue Haute in Hotton.
(S/E) With the Tourist Office on your right, head towards the bridge and cross it. Continue along the main road, Rue de Parfonry. After 400 metres, turn left onto the road towards Menil and immediately turn right onto the paved path that runs behind the gardens of the houses. This path becomes a grassy trail after 100 metres. After walking alongside meadows, enter the woods. Cross the stream (which may be dry) at the junction and continue along the path on the left.
(1) Climb up to Croix Gaillard and continue. The path leaves the woods and becomes a road. Ignore the forest path on your left and continue along the road.
(2) At the top, there is a beautiful view of the valley. Continue along the road. A few metres further on, at the top of the embankment, there is a cross on your right. Ignore the road on your right. At the end, turn right to see the Notre-Dame de Lourdes chapel. Retrace your steps and continue straight ahead. Follow the main road and, at the bend, go straight on towards Grimbiémont.
(3) Just before the picnic area, turn left and walk past the water collection building. There is a 180° view of the valley. Enter the forest. Ignore the path on the right. Ignore the next path on the left.
(4) Cross the GR® trail and continue straight ahead. At the large crossroads, continue straight ahead.
(5) At the Y junction, take the path on the left. The GR® trail leaves us here. Pass the sign for the place called "le réservoir" (the reservoir).
Follow the main forest path. You are now entering a DNF Quiet Zone. You are not permitted to take the paths on the right or left, and you are certainly not permitted to cut across the forest. Continue to follow the main path until you reach a fork.
(6) Turn left. At the next crossroads, go straight ahead, leaving the path on your right. Go downhill and follow this path, turning right and then left. Continue downhill and leave the woods. The forest path becomes a road. Go downhill, passing the cemetery. At the fork, turn right at the bottom of the road. Then take the road on the left, passing in front of the school. Continue and turn left. Further on, ignore the path coming from the left and continue on the concrete slab path. When you reach the road, cross at the pedestrian crossing on your right. Be careful, as this is a busy national road, which you follow to the right for a few metres.
(7) Turn left and cross the bridge over the Ourthe. Walk along the meadow where the tree-top adventure course ends. Ignore the paths on your right. Continue along the meadow and cross the small bridge if the Isbelle is in water. Take the path immediately on your right, following the stream bed. A few steps further on, you will see the resurgence on your right.
(8) Return to the path and continue along it. Walk along the meadows; a path will join you on the left. Continue on your right.
(9) Cross the bridge made of beams over the Isbelle. Walk up to Route Nationale 807.
(10) Do not walk along the RN to the left ( there is no footpath and cars drive fast), but cross and turn right. Pass a cross and then a monument honouring the parachute battalion. At the crossroads, turn left. Continue along the road for 300 m.
(11) Turn onto thesecond forest path on your left and, at the end of the path, cross over. Take the path almost opposite. Follow the main path and, further on, on your left, you will see the path with the sign for the cave. Take the path on the left and you will arrive at the entrance to the Grotte de l'Aïve.
(12) Retrace your steps to the wide path and turn left. Further on, a path joins you on your left. Continue straight ahead. At the fork, turn left. At the next fork, turn right. Then take the path on the left. Go downhill and, further down, take the path on the right that goes uphill. Cross Ti-Château and arrive at the back of the post indicating the Roman camp.
(13) Turn left. In front of the slate pyramid, turn left. Further on, on your right, there is a viewpoint overlooking the Rochers de Rénissart. Retrace your steps and continue downhill. At the crossroads, turn left. At the bottom of the short descent, take the path on your right, which is the steepest. Ignore the path on your left and head towards the rock.
(14) Le Trou Fré Djame, view of the Ourthe. Climb up to the left at the exit of the hole to go up a steep path or retrace your steps. Turn left and begin the descent. You will see a shelter on your left. You will arrive at the foot of the Rochers de Rénissart.
(15) Continue along the path, passing the start of the climbing routes. When you reach the road, turn left. Cross the bridge near the Moulin Faber and head to your right towards the playground. Go around it and head towards the stairs near the kiosk. Cross the bridge and you will arrive at the car park (S/E).

