The Course...

La Marmotte starts in the Alpine town of Bourg d’Oisans and runs in a clockwise loop, encompassing three historic alpine climbs of Col du Glandon, Col du Telegraphe & the Col du Galibier, before climbing the infamous 21 bends to the ski resort of L’Alpe d’Huez.

The course can be divided up into the following sections:
Bourg d’Oisans > Verney [15.0km]
Ascent of Col du Glandon [20.7km]
Glandon > St Michel de Maurienne [45.7km]
Ascent of Col du Telegraphe [11.5km]
Telegraphe > Valloire [5.0km]
Ascent of Col du Galibier [17.0km]
Galibier > Bourg d’Oisans [46.5km]
Ascent of L’Alpe d’Huez [13.0km]