Cirque of Combe Laval – Machine Pass loop from Saint-Laurent-en-Royans

Saint-Laurent-En-Royans

Cirque of Combe Laval – Machine Pass loop from Saint-Laurent-en-Royans

Hard

4.6

(10)

296

riders

Cirque of Combe Laval – Machine Pass loop from Saint-Laurent-en-Royans

04:16

70.9km

1,870m

Road cycling

Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride. The starting point of the route is accessible with public transport.

Last updated: August 25, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Parc naturel régional du Vercors

Waypoints

Start point

Bus stop

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13.5 km

Stunning view of Combe Laval

Highlight • Other

Get ready to experience one of the most spectacular and exciting road routes in Europe! The Combe Laval road, nestled in the Vercors massif, is a true masterpiece of 19th-century …

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13.8 km

Cirque of Combe Laval

Highlight (Segment) • Gorge

Prepare to experience one of the most spectacular and exciting road routes in Europe! The Combe Laval road, nestled in the Vercors massif, is a true engineering masterpiece of the …

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16.9 km

Col de la Machine [FR-26-1011]

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The Col de la Machine (1,011 m) is one of the most spectacular and famous access gates to the entire Vercors massif. World-renowned for being the highest point of the …

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24.6 km

Carri Pass

Highlight • Mountain Pass

The climb to the Col de Carri extends over 5 kilometers at an average of 3% and the summit is at 1,215 meters.

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32.5 km

Col de Proncel

Mountain Pass

38.8 km

View of the Vercors Plateau

Highlight • Viewpoint

The Vercors Plateau (also known as the Vercors Massif) is one of the most spectacular natural jewels of the French Prealps, located straddling the departments of Isère and Drôme, a …

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39.4 km

Col de la Chau

Mountain Pass

49.4 km

The Lente plain offers a superb flat section between the famous climb of the Combe Laval cliffs and the Carri and Serre Montué passes. The plain is surrounded by the Lente national forest, one of the most beautiful in Drôme.

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53.8 km

Machine Pass

Highlight • Mountain Pass

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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53.9 km

Ascent to the Col de la Machine

Highlight (Segment) • Mountain Pass

One of the most breathtaking roads in France! A raised balcony road, under limestone overhangs, which crosses tunnels and with breathtaking views. Not recommended if you suffer from vertigo!

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