4.4
(28)
290
riders
27
rides
Mountain biking around Langast, part of Plouguenast-Langast, offers diverse terrain in the Côtes-d'Armor department of Brittany, France. The region features significant natural landmarks such as Mont Bel-Air, the highest point in Côtes d'Armor at 339 meters, providing panoramic views. Trails often traverse dense forests, follow the Lié river valley, and include "chemins creux" (hollow paths) around sites like La Roche au Cerf. The landscape provides a mix of rolling paths and technical sections suitable for various skill levels.
Last updated: June 26, 2026
4.7
(6)
34
riders
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
5.0
(1)
27
riders
45.1km
03:20
570m
570m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

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14
riders
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
4
riders
30.8km
01:56
410m
410m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
7
riders
46.4km
03:21
660m
660m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
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Access to the path is barely visible (just after the bridge) and when you follow the path, it is magnificent.
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Trébry is a small village nestled in a rolling, green landscape. It is best known for Mount Bel-Air, the highest point in the department, and its 360-degree panorama.
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Perched atop Mount Bel-Air, the highest point in the Côtes-d'Armor region, the Notre-Dame du Mont-Carmel chapel watches over the valley. Its octagonal architecture and radiating aisles make it a unique place. The view from the summit alone is worth the climb.
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A very beautiful view of the pond next to Les Villes Hamelin.
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The climb to Mont Bel Air is not excessively difficult from Saint Gouéno and is done in stages, it is more distinguished by its length.
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Mont Bel-Air is the highest point in the French department of Côtes-d'Armor, at 339 meters above sea level, in the commune of Trébry. At the top of Mont Bel-Air is the Notre-Dame du Mont-Carmel (or Notre-Dame de Bel-Air).
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This impressive Neolithic menhir has been knocked down and stands tall. It is 5.9 meters long.
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Langast offers a diverse range of mountain bike trails, catering to various skill levels. You'll find everything from "chemins larges et roulants" (wide and rolling paths) suitable for beginners, to "chemins assez roulants" for occasional riders, and more challenging "sentiers techniques" or "très techniques" for experienced mountain bikers. Overall, there are 26 mountain bike routes, including 7 easy, 17 moderate, and 2 difficult options.
Many trails offer picturesque views, particularly those that ascend Mont Bel-Air, the highest point in Côtes d'Armor, providing panoramic vistas. Routes along the Lié river valley and through dense forests, such as those near the Site de la Roche au Cerf, are also very scenic. For example, the Mont Bel-Air loop from Plessala offers extensive views from the summit.
Yes, Langast has 7 easy mountain bike routes that are generally described as "chemins larges et roulants" (wide and rolling paths), making them accessible for beginners and families. These trails often follow less technical terrain, allowing for a more relaxed ride through the natural beauty of the area.
The region is rich in natural and historical sites. You can ride towards Mont Bel-Air, where you'll find the Chapelle Notre-Dame du Mont-Carmel at its summit, offering remarkable views. The Site de la Roche au Cerf is another excellent area, featuring ancient hollow paths, a thousand-year-old ford across the Lié river, and a restored water mill. While not directly on a mountain bike trail, the nearby Moncontour Old Town is a charming medieval village worth exploring.
Yes, many mountain bike routes in Langast are designed as loops, allowing you to start and finish at the same point. Examples include the Menhir dit du Petit Vauridel loop from Plœuc-L'Hermitage and the Forêt de Guettes es Lièvres – Bois de Colisan loop from Plessala, which are popular choices among local riders.
The mountain bike trails around Langast are highly rated by the komoot community, with an average score of 4.6 stars from over 30 reviews. Riders often praise the varied terrain, from rolling paths to technical sections, and the beautiful Breton landscapes, including the panoramic views from Mont Bel-Air and the serene routes along the Lié river.
Yes, several trails follow the picturesque Lié river valley, offering scenic rides through meadows and woods. The Fromelin Ponds also serve as a starting point for various routes that explore these natural waterways. The Small village Plémet – Trail along the Lié loop from Plessala is a great option for experiencing the river scenery.
During July and August, bike rentals are available in Plouguenast-Langast, specifically at the Pontgamp base. This provides a convenient option for visitors who wish to explore the trails without bringing their own equipment.
The region's trails can be enjoyed throughout much of the year. Spring and autumn generally offer pleasant temperatures and vibrant scenery. Summer is also popular, especially with bike rentals available, but can be warmer. Always check local weather conditions before heading out.
Yes, for experienced riders seeking a challenge, Langast offers "sentiers techniques" and "très techniques." These trails demand a confirmed level of technical skill and physical fitness. The ascent to Mont Bel-Air, while not excessively difficult, is distinguished by its length and can provide "high-mountain-style sensations." The Bel-Orient Castle loop from Plœuc-sur-Lié is classified as difficult, leading through forested areas and varied terrain.
While specific regulations for dogs on every trail may vary, generally, dogs are welcome on many outdoor trails in France, especially if kept on a leash. It's always advisable to check local signage or park regulations for specific areas, particularly within nature reserves or protected sites, to ensure a pleasant experience for everyone.


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