Starting from the village of Marcieux, this vertical will lead you to the Croix du Signal. After 300m of flat warm-up, you will start the climb, first through fields, then through the forest. Steep slopes will alternate with flatter sections, which will allow you to train your relaunch.
Note : the return can be done following the red routes 6 or 11.
Caution: at km 8, there are ladders to climb. Possibility of an alternative route bypassing the route indicated as a variant