"Road cycling special" - The lakes loop
Difficult route with beautiful uphills and downhills. It can be done in both directions. Combination possible with Ornon Loop. The ascent is timed to Col de La Morte from Séchilienne, Time Too device.
This is a very complete route, with uphills to passes, downhills, and plains. Often taken by the Tour de France or the Criterium du Dauphine, you'll enjoy this route!
You can take the alternative mythical "ramp of Laffrey) where Laurent Fignon broke the speed record for the Grand Boucle reaching 110 km/h.
You can time you while cycling from Séchilienne to La Morte pass through Time Too device.
Almost 1500 m difference in height for a 50km loop.
Route details
Pets welcome
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Car park,
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Free car park
Opening
From 01/04 to 30/11.
Informations to download
Go there
Latitude : 45.028592
Longitude : 5.857564
Height : 1368
636 route de la mure
38350 Alpe Du Grand Serre
Go there
Information updated on 05/02/2026
by Matheysine Tourisme
