It's a beautiful sunny day in the Maurienne Valley. Climb up to Montvernier, negotiating 17 hairpins on a narrow road at an average gradient of around 8%. Used on Stage 12 of the 2018 Tour de France.
| Duration | 0:19:03 |
| Distance | 3.74kms |
| Elevation Gain | 282m |
| Toughness | 149 |