Best mountain peaks around Les Tonils are found in a region characterized by diverse mountain landscapes. Les Tonils, a village at the foot of Couspeau Mountain, serves as a starting point for exploring peaks in the Drôme region of France. The area features prominent geological formations like Les Trois Becs and offers panoramic views of surrounding valleys and massifs. This natural setting provides varied terrain for mountain exploration.
Last updated: July 28, 2026
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The return route is impossible to find. It is recommended to retrace your steps, as the route indicates a 50% elevation gain at the end after a full-circle climb across the southern savannah. Otherwise, the view of the Veyou and the surrounding area is extraordinary.
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Beautiful tour over the 3 peaks. Not always very lonely on sunny weekends.
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Beautiful mountain, the ridges in spring are grassy with flowers and magnificent views, hike done before the summer pastures (because pastures and patou)
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Magnificent viewpoints for these unmissable peaks!
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We call the Trois Becs, three summits with a similar profile, and perfectly aligned: the Veyou (1,589 meters), the Signal (1,559 meters), the Roche Courbe (1,545 meters).
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Located at 1,545 meters above sea level, Roche Courbe is part of the Trois Becs, one of the main mountain ranges of the Drôme. The ascent is therefore an essential step for anyone wishing to discover the jewels of the region.
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The region around Les Tonils is home to several prominent peaks. The most distinctive are Les Trois Becs, a unique mountain range comprising Le Veyou (the highest), Le Signal, and Roche Courbe. These peaks offer challenging hikes and breathtaking panoramic views. Additionally, Couspeau Mountain, with its culminating point Grand Delmas, provides a different perspective of the Drôme mountains.
From the summits of Les Trois Becs, you can enjoy magnificent 360-degree views of the surrounding Drôme and Rhône valleys, the Vercors, and on clear days, even the snow-capped peaks of the Alps and the Cévennes. From Grand Delmas on Couspeau Mountain, you'll see beautiful panoramas of the Drôme mountains, the Dévoluy, Mont Ventoux, and Montagne de Lure, with Les Trois Becs also visible in the distance.
Yes, the full loop of Les Trois Becs is considered a challenging hike, requiring good fitness and sure-footedness. Le Veyou and Roche Courbe, both part of Les Trois Becs, are specifically categorized as challenging. The East face of Roche Courbe is particularly renowned among climbers for its difficult overhang.
While many trails are accessible for much of the year, it's important to be aware of specific restrictions. For Les Trois Becs, certain sections of the route pass through wildlife quiet zones and may be closed between May 15 and July 15. For Couspeau Mountain, hiking is forbidden by the owner during the summer pasture period, from May 20 to October 31, due to private property and the presence of flocks. It's advisable to inquire with the local Tourist Office for up-to-date information on accessible routes and restrictions.
The area is rich in nature and offers opportunities to observe diverse wildlife. Around Les Trois Becs, you might spot royal eagles and peregrine falcons. The wild and unspoilt nature around Couspeau Mountain is home to various birds of prey and beavers, alongside beautiful flora like orchids and peonies.
For Les Trois Becs, the full loop is a popular and scenic experience. For those looking for running trails that include these peaks, consider the 'Ascent to the Trois Becs – Le Veyou loop from La Chaudière' or the 'Le Veyou – Roche Courbe loop from Col du Gourdon', both of which are difficult running trails. For Grand Delmas, a 'Grand Delmas loop from Col du Gourdon' is available as a difficult running trail.
Beyond hiking and running, the area around Les Tonils offers excellent opportunities for cycling. You can find various gravel biking routes, such as the 'Col de la Chaudière – Col de la Chaudière loop from Mornans' or the 'Saou – Col de la Chaudière loop from Mornans'. For mountain biking enthusiasts, there are trails like the 'Bourdeaux Village – View of the Mountains loop from Bourdeaux' or the 'Pas de Lauzun Pass – Saou loop from Bourdeaux'. You can find more details on these activities in the Gravel biking around Les Tonils and MTB Trails around Les Tonils guides.
Yes, Les Trois Becs are a geological curiosity, forming a distinctive mountain range with three peaks of similar profile and perfect alignment. This unique formation is a prominent feature of the landscape in the Forêt de Saoû. Couspeau Mountain is also notable as a long ridge stretching between the Alps and Provence, linking the Montagne d'Angèle and the Forêt de Saoû.
Hiking the full loop of Les Trois Becs can be challenging, so good fitness and sure-footedness are recommended. Trails are generally well-maintained, with some sections featuring stone steps for easier and safer climbing. Be aware that certain sections of the route are quiet zones for wildlife and may be closed between May 15 and July 15, with diversions in place for hikers.
While Couspeau Mountain offers beautiful panoramas, it's crucial to note that hiking is forbidden by the owner (private property) during the summer pasture period, specifically from May 20 to October 31. During these months, there is also a general warning about no right of way due to the presence of flocks. Always inquire with the local Tourist Office for up-to-date information on accessible routes and restrictions before planning your visit.
The duration of hikes varies significantly based on the specific peak and chosen route. For instance, a difficult running trail like the 'Ascent to the Trois Becs – Le Veyou loop from La Chaudière' is about 6.2 km. Longer, more challenging treks like the full loop of Les Trois Becs or the 'Grand Delmas loop from Col du Gourdon' (20.5 km) can take several hours or a full day, depending on your pace and fitness level.


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