From the Autoroute it seems impossible that a road could climb to the summit of…
Browsing: “lac du bourget”
Lac du Bourget and Surrounding Cycling Climbs
Last year Le Cycle magazine called Mont du Chat possibly the toughest climb in France …. for me it’s far too short for that honour, but it’s hard work.
PS – cyclists should check before every ride that their tires are in good condition.