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France

Auvergne Rhône Alpes

Valence

Sainte-Eulalie-En-Royans

Combe Laval Cirque – Machine Pass loop from Pont-en-Royans

Routes

Bike touring routes & trails

France

Auvergne Rhône Alpes

Valence

Sainte-Eulalie-En-Royans

Combe Laval Cirque – Machine Pass loop from Pont-en-Royans

Hard

4.9

(10)

138

riders

Combe Laval Cirque – Machine Pass loop from Pont-en-Royans

03:51

52.6km

1,200m

Cycling

Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: March 21, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Parc naturel régional du Vercors

Waypoints

Start point

Parking

Get Directions

6.62 km

Saint-Jean-en-Royans

Highlight • Settlement

Nice square in the town with town hall, statue and restaurants.

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14.8 km

Combe Laval Cirque

Highlight (Segment) • Gorge

The Combe Laval circus route takes you up between 253 m and 1015 m above sea level. This road is very popular with cyclists for its exceptional panorama. A veritable …

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19.2 km

The Col de la Machine is located at the end of the remote karst of Combe Laval. The panorama is spectacular and the site gives you an overall impression of the natural environment which constitutes the Vercors massif.

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24.2 km

D76, ascent to Chaud Clapier

Highlight • Other

Connection between Combe Laval and Vassieux-en-Vercors.
The signs for cyclists are always nice.

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26.8 km

Col de la Portette

Highlight • Mountain Pass

This road pass culminates at an altitude of 1,173 meters in the middle of the Vercors massif. By car it is close to Bouvante.

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29.3 km

Col de Pionnier

Mountain Pass

29.8 km

Tunnel before the Pionnier

Highlight • Structure

small rock tunnel before the pass, nice and cool.

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33.9 km

Cross Pass

Highlight • Other

Small pass without altitude indication, further uphill to the Pionnier.

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33.9 km

Anstieg von Bouvante

Highlight (Segment) • Other

Small road, lots of bends, little traffic, water point available. First just to the Col de La Croix, then on to the Col de Pionnier.

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52.6 km

End point

Parking

Way Types & Surfaces

Way Types

50.4 km

1.38 km

793 m

Surfaces

52.0 km

549 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (1,190 m)

Lowest point (230 m)

Weather

Thursday 21 May

26°C

9°C

0 %

Additional weather tips

Max wind speed: 6.0 km/h

to get more detailed weather forecasts along your route

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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Combe Laval Cirque – Machine Pass loop from Pont-en-Royans

Saint-Jean-en-Royans

Combe Laval Cirque

Machine Pass

D76, ascent to Chaud Clapier

Col de la Portette

Tunnel before the Pionnier

Cross Pass

Anstieg von Bouvante

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