Isère
Bus route 55 ZOU: Briançon, Grenoble via Serre-Chevalier
The line 55 ZOU bus (ex line LER 35) between Briançon and Grenoble via the Alpine resort of Serre-Chevalier is part of the Provence-Alpes-Côte-d’Azur region’s bus network, which provides inter-urban and trans-departmental connections to make travelling easier.