Discover this atypical 18th-century fortified barrier in Briançon .
A unique structure in France with surprising uses, the Y communication locks the Fontchristiane valley between the two behemoths: the Trois Têtes fort and the Randouillet fort.
Duration: 1h30
Bring suitable footwear, water and loose-fitting clothing.

RDV: Near the car park in front of Communication Y, Font-Christiane, Briançon
To ensure that your visit starts on time, please allow plenty of time for travel and parking

2 ways of getting to Communication Y:
-By car: From the Heritage Department, Cité Vauban, take avenue Baldenberger, then left to join avenue de la Libération then avenue de la République. At the bottom of the hill, at the first roundabout, go straight ahead and at the next roundabout, turn left into Avenue du Général de Gaulle. At the next roundabout, turn left and left again at the end of the road, then immediately right at the roundabout towards the Col d'Izoard. Drive through the hamlet of Fontchristiane. A few hundred metres after the exit sign for the hamlet, take the road on the left, in the bend just before the waste centre.
Caution: reduced visibility, dangerous crossing. Continue on the road up through the fortifications. You will pass the entrance to Communication Y, where you can park nearby.
-On foot: From the upper town, take the path leading from the Asfeld bridge. Allow 1 hour's walk.

The guide reserves the right to cancel or interrupt any tour if necessary for the safety of visitors.

Tours are available for groups of 2 or more.