Oisans Col Series - Col de Sarenne

3 trail courses on mountain paths in the heart of the Écrins in Oisans. Alliance of beautiful landscapes and running pleasure!
Several possible distances:
10 km D+680m, 21 km D+1600m and 40 km D+3260m.

Every cyclist has one day heard the name of this legendary cyclosportive resound. An unmissable international cycling event...

Specific roads are reserved for cyclists (roads closed to motor vehicles) every Tuesday morning. It's a dream opportunity for cyclists of all abilities to enjoy the lovely Oisans roads without any exhaust fumes! Many mountain passes are included in the program.

Once again, the Oisans Col Series, along with the Echappées Iséroises, has arranged for the iconic road up to Alpe d'Huez to be just for cyclists! With no fixed start time, cyclists will be able to enjoy the 21 bends that make up the legendary stage of the Tour de France.

For the 11th consecutive year, Oisans Col Series will be closing the road up to the Col d'Ornon to traffic! With no fixed start time, cyclists can gather together to enjoy this magnificent road without any exhaust fumes!

The Oisans Col Series will be closing the road up to Les 2 Alps to traffic! No fixed start time for cyclists and no route timing!

Once again, Oisans Col Series will be closing the road up to Villard Reculas to traffic! With no fixed start time, cyclists can enjoy this lovely road without any exhaust fumes!

THE crossing of the Grandes Rousses massif from the Bourg-d'Oisans or St Sorlin, passing at the foot of the Glacier de l'Etendard. Do you like lakes? You will pass near 12 remarkable lakes and a loop passing at the foot of the Pic de l'Etendard.

Quitting is not an option!

5,000 cyclists, alone or in a team, will climb in one day up to 6 times the ascent of Alpe d’Huez and its legendary 21 bends. An event that is mythical and renowned in the Netherlands for its 14 km and 1120 meters of vertical drop. By bike, running or walking, the aim is to cover a maximum of 84 km and 6700 vertical meters in the same day! The objective of these six climbs (Zes meaning 6 in Dutch) is to collect donations for the KWF, the national and official foundation in the Netherlands for the fight against cancer.

Lе Défі dеs 3 Vіllаrds, chаllеngе еn 3 étаpеs dе kіlоmètrе vеrtіcаl, rеlіе Le Bоurg-d'Oіsаns аux vіllаgеs pеrchés dе Vіllаrd-Nоtrе-Dаmе, Vіllаrd-Rеуmоnd еt Vіllаrd-Rеculas. Each participant can choose his or her formula: one of the challenges or stages