22
runners
04:15
30.2km
1,230m
Running
This difficult 18.8-mile jogging loop in Parc naturel régional des Grands Causses features 4037 feet of elevation gain and panoramic views.
Last updated: February 26, 2026
Tips
Your route passes through protected areas
Please check local regulations for:
Waypoints
Start point
Parking
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22.7 km
Highlight • Viewpoint
Translated by Google •
Tip by
27.9 km
Highlight • Natural Monument
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Tip by
29.7 km
Highlight • Bridge
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Tip by
30.2 km
End point
Parking
Way Types & Surfaces
Way Types
14.7 km
10.7 km
1.88 km
1.66 km
691 m
586 m
Surfaces
17.8 km
9.41 km
1.36 km
872 m
691 m
< 100 m
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Elevation
Highest point (850 m)
Lowest point (460 m)
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Weather
Powered by Foreca
Tuesday 14 July
35°C
17°C
28 %
Additional weather tips
Max wind speed: 13.0 km/h
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This route was planned by komoot.
This trail is officially rated as difficult. It's a challenging route primarily suited for experienced trail runners due to its significant length (over 30 km), substantial elevation gain (over 1200m), and technical terrain. It is not recommended for casual jogging or beginners.
The estimated duration for completing the Circuit du Roc Nantais - Trail N19 varies depending on your fitness level. For experienced trail runners, it can take anywhere from 2.5 to 5 hours. Komoot estimates an average duration of approximately 4 hours and 15 minutes.
The trail is a loop that starts and ends in the village of Nant. You can find parking options within Nant, which serves as the primary access point for this route in the Parc naturel régional des Grands Causses.
The terrain is highly varied and technical. You'll encounter stony paths, ascents and descents through ravines (like the 'ravin de Vallongue'), and sections of built path. The route traverses different plateaus and passes through pine and oak forests. Expect challenging climbs and technical descents, especially around Cantobre and the Roc Nantais.
The trail offers diverse scenery, including panoramic views over the Dourbie valley and the Larzac, Causse Noir, and Causse Bégon plateaus. Key highlights include the picturesque village of Cantobre, perched village, and the spectacular vistas from Le Roc Nantais. From Roc Nantais, you can admire Nant, the Cévennes foothills, and the surrounding Causses. You'll also pass by the historic Pont Ancien de la Prade.
While the Parc naturel régional des Grands Causses generally allows dogs, it's advisable to keep them on a leash, especially given the trail's challenging terrain, potential wildlife encounters, and the presence of livestock in some areas. Always ensure your dog is capable of handling the long distance and significant elevation changes.
Spring and autumn are generally the best seasons for this trail. The weather is typically milder, making the long distance and elevation more manageable. Summer can be very hot, especially on exposed plateau sections, while winter may bring snow or icy conditions, making the technical sections more hazardous.
No, there are typically no specific permits or entrance fees required to access the trails within the Parc naturel régional des Grands Causses, including the Circuit du Roc Nantais - Trail N19. However, always respect local regulations, private property, and environmental guidelines.
Yes, the Circuit du Roc Nantais - Trail N19 shares sections with several other official routes. Notably, it runs along parts of the Tour du Larzac - tracé principal, and also intersects with the Chemin du Roc Nantais and other local paths like Chemin des Mines and Chemin des Vernèdes Hautes.
This trail is notable for its connection to the history of trail running in France, as it passes through iconic sites of the famous Templiers and Hospitaliers Festivals. It offers a journey through diverse ecosystems, from ravines to plateaus and forests, and features the unmissable panorama from Le Roc Nantais, making it a significant route for the trail running community.
Given its length and difficulty, you should be well-prepared. Essential items include sufficient water and nutrition, appropriate trail running shoes with good grip, layers of clothing suitable for changing weather conditions, a map or GPS device, and a first-aid kit. There are no water sources directly on the trail, so carry enough for the entire duration.
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