20 cycling climbs
Highest difficulty score in this region
460 m at 6.8%
460 m at 6.4%
590 m at 5.3%
770 m at 4.5%
The steepest gradients in this region
350 m at 6.4%
340 m at 6.3%
Epic distances to challenge yourself
900 m at 3.2%
860 m at 4.1%
740 m at 4.7%
3 cities ·68K total population
Viry-Châtillon
Grigny
Juvisy-sur-Orge