Follow footpath no. 28.
(S/E) From the car park above the monastery on the D230a, take a small path into the undergrowth. Cross three successive footbridges and you will reach a steep slope leading to a wider forest path.
(1) Turn right onto this forest track and descend towards the monastery.
(2) Take the grassy path on the right and continue straight ahead, passing in front of the charterhouse via the D230a. A little further on, take a path on the left leading to a remarkable oak tree.
(3) Return to the road, turn left and head back to the car park (S/E).