Col de la Couillole and Gorges du Cians Loop
Col de la Couillole and Gorges du Cians Loop
4.0
(2)
165
riders
04:37
69.0km
2,310m
Road cycling
This difficult 42.9-mile road cycling loop tackles the challenging Col de la Couillole and the stunning red canyons of Gorges du Cians.
Last updated: February 26, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
Parc national du Mercantour (aire d'adhésion)
Waypoints
Start point
Bus stop
Get Directions
16.5 km
Highlight • Mountain Pass
Translated by Google •
Tip by
30.8 km
Highlight • Gorge
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Tip by
49.2 km
Highlight (Segment) • Other
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Tip by
69.0 km
End point
Bus stop
Way Types & Surfaces
Way Types
69.1 km
Surfaces
69.1 km
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Elevation
Highest point (1,670 m)
Lowest point (420 m)
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Weather
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Thursday 7 May
13°C
5°C
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This route was planned by komoot.
This loop is considered difficult, requiring good to very good fitness. It involves significant and sustained climbing, with the ascent to Col de la Couillole from Saint-Sauveur-sur-Tinée being about 16 km long with an average gradient of 7.3%. The consistent steepness means you'll need to maintain a steady rhythm for an extended period.
You'll experience two distinct and stunning landscapes. The Gorges du Cians are famous for their incredible red canyon, with deep chasms cut into red shale and limestone. As you climb towards Col de la Couillole, especially from the Saint-Sauveur-sur-Tinée side, you'll pass through a fantastic green gorge with abundant vegetation and impressive rock faces. The route also offers an Endless view at one point.
The best time to cycle this loop is typically from late spring through early autumn, generally May to October, when the mountain passes are clear of snow and weather conditions are most favorable. Always check local road conditions and forecasts before you go, especially early or late in the season.
Yes, there is a welcome water pump with ice-cold water available at the summit of Col de la Couillole. Additionally, you'll pass through villages like Beuil where you can find restaurants and cafes for refreshments.
Yes, parts of this route overlap with several other trails. Notably, a significant portion (43%) is shared with the 'Le Grand Tour Alpi Marittime-Mercantour Saint-Martin-Vésubie * Guillaumes' and the 'Route des Grandes Alpes à vélo, étape 12, Valberg / Saint-Martin Vésubie'. You'll also find sections that are part of 'A la découverte des Gorges rouges' (21%) and the famous 'Route des Grandes Alpes'.
The Gorges du Cians are a geological marvel, featuring unique red rock formations that resemble landscapes found in Colorado or Utah, rather than typical French Alps scenery. The road is often carved into the mountainside, offering spectacular views of the rough red, wine-colored jagged rocks, narrow crevasses, and deep ravines.
While the loop can be started from various points, a common starting point is near Roubion or in one of the larger villages in the area like Touët-sur-Var or Saint-Sauveur-sur-Tinée, where you can usually find public parking. Specific parking availability can vary, so it's advisable to check local maps or resources for designated parking areas.
No, there are no specific permits or entrance fees required for cycling this route. However, as parts of the route pass through Mercantour National Park, it's important to be aware of and respect the park's regulations regarding environmental protection.
While cycling on designated roads like this loop is generally permitted within Mercantour National Park, it's crucial to respect the park's rules. This includes staying on marked roads, not disturbing wildlife, refraining from littering, and respecting private property. Camping is often restricted, and fires are prohibited. Always check the official Mercantour National Park website for the most current and detailed regulations.
Compared to some of the more famous Alpine passes, the Col de la Couillole is described as a 'less well known pass' and often features narrow roads with relatively little traffic. This allows for a more serene and enjoyable cycling experience, letting you focus on the scenery and the ride.
Yes, the Col de la Couillole has a notable history in professional cycling. It has been featured in major races like Paris-Nice, where it has served as the highest pass in the race's history and an endpoint for stages. The Tour de France has also utilized this pass, highlighting its challenging nature and scenic appeal.
Road for pierlas and ilonse narrow and with high % by repetitive sections