(S/E) Departure from the Corrençon Golf Course in the Vercors Massif.
Follow the signs for the 45th parallel via theGR®91marked in white and red, heading south-southwest. Continue in this direction until you reach the Clariant crossroads (altitude 1198).
(1) Ignore the path on the right and turn slightly left, following the GR®.
(2) At the Croix de la Messe, continue straight ahead, ignore two paths on the left and join the Rochers de l'Echalet.
(3) Continue on the left, ignore the first path on the left and then the second on the right, and follow theGR® towards the 45th parallel marker.
(4) Once at the 45th parallel, leave theGR®, turn right and continue straight ahead. Follow the well-marked path to the Barnier cave junction.
(5) Turn left and rejoin theGR® at the Porte Barnier.
(6) Take theGR® on the right to reach the Cabane de Carrette.
(7) Retrace your steps to the Y-junction.
(6) Turn right and continue to rejoin the path you took on the way up at the 45th parallel.
(4) Continue straight ahead and follow the path you took on the way there in the opposite direction until you reach the Corrençon Golf Course (S/E).
