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Col de la Colombier
Cluses- Col de la colombiere Average grade: 5.7 %
Length: 19.5 km
Height start: 498 m
Height top: 1618 m
Elevation: 1120 m
Maximum: 12 % -
Col de la Madeleine
La Chambre- Col de la Madeleine Average grade: 8 %
Length: 19.05 km
Height start: 471 m
Height top: 1993 m
Elevation: 1522 m -
Col du Galibier
St Michel de Maurienne- Col du Galibier Average grade: 5.5 %
Length: 34.9 km
Height start: 718 m
Height top: 2642 m
Elevation: 1924 m -
Col de I'zoard
Briancon- Col de I'zoard Average grade: 5.7 %
Length: 20 km
Height start: 1220 m
Height top: 2361 m
Elevation: 1141 m -
Mont Ventoux
Bedoin- Mont Ventoux Average grade: 7.1 %
Length: 22.7 km
Height start: 290 m
Height top: 1912 m
Elevation: 1622 m Watch the 15th stage of Tour de France finishing on top of Mont Ventoux
Maximum: 11 % -
Alp d'Huez
Bourg d'Oisans- Alp d'Huez Average grade: 8.1 %
Length: 13.2 km
Height start: 744 m
Height top: 1815 m
Elevation: 1071 m
Maximum: 10.6 % Watch the 18th stage of Tour de France finishing on top of Alp d'Huez.