3.6
(19)
662
riders
5
rides
Road cycling around Lac Nègre, situated within France's Mercantour National Park, features challenging mountain passes and significant elevation gains. The terrain transitions from forested paths with pine and larch trees to rugged, high-mountain scenery characterized by ochre granite cliffs and rocky expanses. Routes primarily consist of paved surfaces, making them suitable for road bikes, and offer panoramic views of alpine valleys. This region is known for its demanding climbs and diverse natural features.
Last updated: June 29, 2026
25
riders
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
4.9
(15)
529
riders
48.1km
03:20
1,710m
1,710m
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.

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5.0
(3)
80
riders
Hard road ride. Very good fitness required. Mostly well-paved surfaces and easy to ride.
22
riders
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
16
riders
Hard road ride. Very good fitness required. Some segments of this route may be unpaved and difficult to ride.
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The Col Saint-Martin Pass, or Col de la Colmiane, is a mountain pass in the Southern Alps located at an altitude of 1,500 meters in the Alpes-Maritimes department of France. It provides a year-round road link between the Tinée Valley to the west and the Vésubie Valley to the east.
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The Col Saint-Martin Pass, or Col de la Colmiane, is a mountain pass in the Southern Alps located at an altitude of 1,500 meters in the Alpes-Maritimes department of France. It provides a year-round road link between the Tinée Valley to the west and the Vésubie Valley to the east.
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Col Saint Martin (el. 1500 m.) is a high mountain pass in the Alps in the department of Alpes-Maritimes in France.[1] It is traversed by the D-2205 highway.[2] The place has been crossed at the Tour de France road cycling race in 1973, 1975 and 2020, as well as at multiple editions of the Paris-Nice.
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Col Saint Martin (el. 1500 m.) is a high mountain pass in the Alps in the department of Alpes-Maritimes in France.[1] It is traversed by the D-2205 highway.[2] The place has been crossed at the Tour de France road cycling race in 1973, 1975 and 2020, as well as at multiple editions of the Paris-Nice.
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Col Saint Martin (el. 1500 m.) is a high mountain pass in the Alps in the department of Alpes-Maritimes in France.[1] It is traversed by the D-2205 highway.[2] The place has been crossed at the Tour de France road cycling race in 1973, 1975 and 2020, as well as at multiple editions of the Paris-Nice.
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https://youtu.be/hC4eceIyyMw?si=515BXh8fRIHsMTkt At the top, there's a wooden stall with snacks and drinks; that's it, a road pass.
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In July during the week there was almost no traffic, making it a completely relaxed drive up.
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Spectacular view towards the steep valley of Tinée.
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There are 5 road cycling routes around Lac Nègre listed on komoot. These routes offer a range of experiences, from moderate to difficult, with significant elevation gains.
The terrain around Lac Nègre is predominantly mountainous, featuring challenging climbs and descents. Routes consist mostly of well-paved surfaces suitable for road bikes, traversing through diverse landscapes from tranquil pine and larch forests to rugged, high-mountain scenery with striking ochre granite cliffs. You'll encounter dramatic shifts in scenery and panoramic views.
While the Lac Nègre area is renowned for its challenging climbs, there is one moderate route available: Isola 2000 Ski Resort – Col de la Lombarde loop from Col de la Lombarde / Colle della Lombarda. This 9.4 km trail offers a less strenuous option compared to the more difficult routes, making it potentially more suitable for those seeking a moderate ride.
The Mercantour National Park, where Lac Nègre is located, is famous for its demanding mountain passes. Cyclists can tackle iconic climbs such as the Col de la Bonette, one of Europe's highest paved roads, the legendary Col du Turini with its numerous switchbacks, or the challenging Col de la Couillole known for its red canyons. These are part of the broader Route des Grandes Alpes and offer significant elevation gains.
Road cycling routes in this region offer breathtaking natural beauty. You'll pass through forests of towering pine and larch trees, alongside wild rivers, and ascend to rocky expanses with ochre granite cliffs. High points provide panoramic views of the Lac Nègre Valley and the Valasco Valley. The lake itself is known for its dark reflections from the surrounding cliffs. The nearby village of Saint-Martin-Vésubie is also a charming attraction.
The best time for road cycling around Lac Nègre is typically during the warmer months, from late spring to early autumn. During this period, mountain passes are generally clear of snow, and weather conditions are more favorable for tackling the high-altitude routes. Always check local weather and road conditions before planning your ride, as conditions can change rapidly in the mountains.
While specific parking areas for cyclists are not detailed, many routes, such as those starting from Col de la Lombarde, are accessible by car, suggesting parking availability at or near these starting points. For routes accessing Lac Nègre itself, the road to the parking area at 1,663m near Col de Salèse is paved, providing a potential starting point.
The Mercantour National Park region has limited public transport options that directly serve high mountain passes or remote trailheads. While some villages like Saint-Martin-Vésubie may have bus connections, reaching specific cycling starting points often requires personal transport. It's advisable to research local bus schedules for the Vésubie valley if you plan to rely on public transport.
The area is highly rated by the komoot community, with an average score of 3.8 stars from over 20 reviews. Cyclists frequently praise the challenging mountain passes, the stunning alpine landscapes, and the rewarding panoramic views. The well-maintained paved surfaces on most routes also contribute to a positive cycling experience.
Generally, no specific permits are required for road cycling on public roads within Mercantour National Park. However, it's always recommended to respect park regulations, stay on marked paths, and be aware of any specific rules regarding protected areas. Some unpaved sections, like the final part of Col de Salèse, are not suitable for road bikes and may have different access rules.
The charming village of Saint-Martin-Vésubie serves as a popular base camp for outdoor activities and offers various services, including cafes, restaurants, and accommodation options. Other smaller villages in the valleys surrounding Lac Nègre may also provide amenities for cyclists. It's wise to plan your stops, especially on longer routes, as services can be sparse in higher mountain areas.
Road cycling routes around Lac Nègre are characterized by substantial elevation gains, making them ideal for experienced cyclists seeking demanding rides. For example, The start of Col Saint-Martin – Col de la Lombarde loop from Col de la Lombarde / Colle della Lombarda features over 4,000 meters of ascent over its 135.9 km length. Even shorter routes like Col de la Lombarde loop from Col de la Lombarde / Colle della Lombarda include over 1,700 meters of climbing.


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