4.1
(37)
312
riders
16
rides
Gravel biking around Réserve naturelle des Aiguilles rouges offers routes through a mountainous landscape characterized by significant elevation changes and alpine scenery. The region features numerous cols and valleys, providing varied terrain for gravel cyclists, with elevations ranging from approximately 1,200 meters to 2,965 meters. Routes often include views of the Mont Blanc massif and traverse diverse ecosystems, including forests, alpine pastures, and areas with scree, springs, and peat bogs. The landscape is defined by the distinctive reddish gneiss rock…
Last updated: July 2, 2026
3.2
(5)
35
riders
51.2km
04:15
1,630m
1,630m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.0
(4)
44
riders
18.8km
01:08
110m
110m
Easy gravel ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.

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17
riders
15.1km
01:06
170m
160m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
6
riders
8.70km
00:38
80m
80m
Easy gravel ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
9
riders
29.7km
02:14
780m
780m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Chamonix is disarmingly beautiful, an open-air theatre in front of her with spectacular mountains and glaciers, an absolute must-see 🇨🇵❤️👊
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The snack bar at Col de Voza has a lovely terrace in the summer. Delicious ice cream, a BBQ, and even live music. A very relaxed atmosphere.
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Unique site in France with a succession of exceptional visuals.
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Les Praz is located in the centre of the Chamonix Valley. It is connected to Switzerland by the Col des Montets pass and the Col de la Forclaz to Martigny in the Rhône Valley. Les Praz is the starting point for the cable car up to La Flégère, which is well known for its skiing and snowboarding slopes in winter or for its hiking and mountain biking trails in summer. Among the peaks on the west side of the village are the Aiguilles Rouges, many of which are a nature reserve. On the east side the sky is dominated by the Aiguille du Dru and to the south by Mont Blanc.
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Les Praz is a charming village where you can take a cable car to La Flégère, a ski resort with south-facing slopes overlooking the Mont Blanc massif. In summer, hiking trails lead to alpine lakes such as Lac Blanc and Lacs des Chéserys, located in the Aiguilles Rouges nature reserve, home to species such as ibex and chamois. The Des Evettes-La Flégère via ferrata passes over a Himalayan bridge.
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From Les Houches, the exceptional panorama of the Aiguilles de Chamonix is captivating. The Mont-Blanc tramway, one of the last cogwheel railways in France, passes over the town. Its final station in summer, Nid d’Aigle, located at an altitude of 2,372 metres, is the starting point for the “usual” route for the ascent of Mont Blanc. In this small town there are several places to stay overnight if you are doing the Tour du Mont Blanc.
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The Col de la Gueulaz, which peaks at 1,965 metres, hosted the 2016 Tour de France. The views of the Emosson dam and Mont Blanc are breathtaking.
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There are over 30 gravel bike trails in Réserve naturelle des Aiguilles rouges. The region offers a diverse network, including 3 easy, 10 moderate, and 20 difficult routes, catering to various skill levels.
Yes, while many routes are challenging, there are 3 easy and 10 moderate gravel bike trails suitable for beginners or families. A good option to consider is the View of Mont Blanc – Chamonix loop from Les Tines, which is a moderate 24.8 km path offering scenic views without extreme difficulty.
Advanced gravel bikers will find plenty of challenges in Réserve naturelle des Aiguilles rouges, with 20 difficult routes available. These trails often feature significant elevation changes, steep ascents to mountain passes, and technical descents. For instance, the Col des Montets (1,461 m) – Chamonix loop from Chamonix-Mont-Blanc is a demanding 53.2 km route with over 1,100 meters of elevation gain.
Many gravel routes offer stunning views and pass by notable natural attractions. You can encounter breathtaking vistas like the View of Mont Blanc from Le Brévent, or serene alpine lakes such as Lac Blanc and Lacs des Chéserys. Mountain passes like Montets Pass are also frequently part of the routes, offering panoramic scenery.
Yes, many of the gravel bike trails in Réserve naturelle des Aiguilles rouges are designed as circular routes, allowing you to start and end at the same point. This includes popular options like the Emosson Dam – Col des Montets (1,461 m) loop from Montroc - Le Planet, which is a challenging 43.7 km loop.
The best time for gravel biking in Réserve naturelle des Aiguilles rouges is typically from late spring to early autumn (June to September). During these months, the weather is generally more stable, and mountain passes are clear of snow, offering optimal conditions for exploring the high-altitude trails.
While popular routes can see more traffic, exploring some of the less-traveled paths or visiting during off-peak hours (early mornings or weekdays) can offer a more serene experience. With 33 routes available, there are always options to discover quieter sections away from the main hubs.
The area is highly rated by the komoot community, with an average score of 4.4 stars from over 50 reviews. Reviewers often praise the challenging mountain passes, the stunning alpine valleys, and the panoramic views of the surrounding peaks, including glimpses of Mont Blanc.
Given the popularity of the region for outdoor activities, you will find various cafes and restaurants in the towns and villages surrounding Réserve naturelle des Aiguilles rouges, such as Chamonix-Mont-Blanc. Many routes pass through or near these settlements, providing opportunities for refreshments.
Gravel bike routes in Réserve naturelle des Aiguilles rouges vary significantly in length. You can find shorter, moderate trails around 25 km, such as the View of Mont Blanc – Chamonix loop from Les Tines. Longer, more challenging routes can extend to over 50 km, like the Col des Montets (1,461 m) – Chamonix loop from Chamonix-Mont-Blanc.
Yes, parking is generally available in the towns and villages that serve as starting points for many gravel bike routes, such as Montroc - Le Planet, Tremplin de Saut des Bossons, and Chamonix-Mont-Blanc. It's advisable to check local parking regulations and availability, especially during peak season.


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