4.4
(170)
1,023
riders
87
rides
Mountain biking around Saint-Denis offers diverse terrain shaped by its volcanic origins and dramatic landscapes. The region features challenging volcanic ground, including areas like Le Maïdo, and trails that traverse through varied ecosystems such as tamarind forests, prairies, and sugarcane fields. Riders can explore routes that wind through the island's unique cirques, formed by collapsed volcanic craters, providing a range of elevations and scenic backdrops. The landscape transitions from high-altitude volcanic peaks to coastal paths, offering a wide array of…
Last updated: August 14, 2026
4.7
(11)
18
riders
35.7km
03:14
660m
660m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
4.5
(11)
33
riders
37.8km
03:20
510m
510m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.

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17
riders
30.4km
02:55
600m
600m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
4.7
(3)
18
riders
50.2km
03:55
800m
800m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
4.3
(6)
12
riders
24.8km
02:14
370m
370m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
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The Alzeau dam (or d'Alzau[1]), located in the commune of Arfons, in the Tarn[2], is the starting point of the rigole de la Montagne, which then feeds the Canal du Midi. It is located on the border with the Aude department, and is accessible via the commune of Lacombe. (Wikipedia)
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very pretty passable road, probably a bit rough on gravel, passes without any problem with a 120mm hardtail
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Very nice walk, lots of shade, excellent.
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A beautiful destination for hikers and mountain bikers! Leisurely tours and sporty options to the Prise d'Alzeau
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The Cammazes Dam is located in the Montagne Noire massif in the Tarn department. It provides a drinking water reserve for the municipalities around Revel. Built between 1954 and 1957 and commissioned in 1958, the Cammazes Dam is located on the Sor River, between the municipalities of Cammazes and Sorèze in the Tarn department, and the municipality of Saissac in the Aude department. It forms Lake Cammazes, which also receives excess water from the mountain channel via the Conquet spillway. The structure is intended for drinking water supply and irrigation. It supplies 200 municipalities, representing over 170,000 inhabitants. The surface area of the body of water is approximately 90 hectares. Its reservoir volume is 18.8 million cubic meters; the watershed area is 30 km². The operator is the Montagne Noire Water Institution. The water is piped to the Picotalen treatment plant. It also serves as a reserve for the Canal du Midi via a water intake feeding the mountain channel (water rights of 4 million cubic meters) (Wikipedia)
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Private pond for watering crops
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There are over 80 mountain bike trails available around Saint-Denis, offering a wide range of experiences for different skill levels. The komoot community has explored 89 routes in total.
Mountain biking around Saint-Denis is characterized by its diverse and dramatic volcanic terrain. You can expect rugged ground, steep trails, and varied ecosystems including tamarind forests, prairies, and sugarcane fields. The region's unique cirques, formed by collapsed volcanic craters, also offer a range of elevations and scenic backdrops.
The trails around Saint-Denis cater to various skill levels. You'll find 8 easy routes, 67 moderate routes, and 14 difficult routes. Difficulty levels are often color-coded, similar to ski slopes, with blue for easy, red for average, and black for difficult, suitable only for experienced cyclists.
While many trails offer a challenge, there are 8 easy routes that could be suitable for families or beginners. For a pleasant outdoor experience, consider exploring the Alzeau Water Intake – Lac de la Galaube loop from Saint-Denis, which is a moderate route but offers beautiful scenery.
Yes, Saint-Denis offers 14 difficult mountain bike routes for experienced riders. The volcanic terrain and significant elevation gains provide an exciting and intense experience. The Maïdo area, in particular, is renowned for downhill biking with over 100 kilometers of marked trails.
Many trails offer stunning views due to the region's mountainous landscape. The Sainte-Marie Church – View of Aragon loop from Brousses-et-Villaret is a moderate route that provides scenic vistas. Additionally, the Parc du Colorado offers challenging routes with panoramic views of Saint-Denis.
Yes, several routes incorporate natural features. The Lac des Cammazes – Lampy Basin loop from Saint-Denis leads through a landscape of lakes and basins, including the beautiful Lac des Cammazes. You can also find trails near the Saint-Denis Dam.
Beyond the natural beauty, you can encounter several interesting landmarks. The Alzeau Water Intake is a notable man-made monument. You might also pass by historical sites like the Saint Peter's Church of Vals or the Castle and Church of Miraval-Cabardès.
Many of the routes around Saint-Denis are designed as loops, offering a convenient way to explore. Examples include the Alzeau Water Intake – Lac de la Galaube loop from Fontiers-Cabardès, the Lac des Cammazes – Lampy Basin loop from Saint-Denis, and the Saint-Denis Dam loop from Saint-Denis.
The area is highly rated by the komoot community, with an average score of 4.4 stars from over 140 reviews. Mountain bikers often praise the diverse volcanic terrain, the dramatic landscapes, and the variety of trails that cater to different skill levels, from challenging climbs to scenic descents through forests and agricultural fields.
While specific public transport links directly to trailheads can vary, Saint-Denis itself is well-connected. It's advisable to research local bus services or consider car rentals to access more remote starting points for mountain biking adventures, especially those in the mountainous interior.
Yes, the region is known for its beautiful waterfalls. The Bicyclette Bike Shop – Niagara Waterfall loop is a popular moderate trail that passes by the stunning Niagara Waterfall. Another challenging route, the Colorado Waterfall loop, offers views of the Colorado Waterfall. You might also encounter the beautiful Cascade du Voile de la Mariée along some trails.


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