Best canyons around Nantua are situated in the Ain and Jura departments, offering diverse natural landscapes. The region features a mix of mineral formations, dense forests, and river-carved gorges. These areas provide opportunities for exploring geological features and engaging with varied aquatic environments. The canyons cater to different experience levels, from family-friendly routes to more athletic descents.
Last updated: October 5, 2026
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Located in Saint-Germain-de-Joux, the Marmites de Géant (Giant's Cauldrons) were carved by the Semine river and its tributary the Combet. Gigantic cylindrical hollows, two to three meters deep, are connected by a few successive waterfalls.
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Magnificent viewpoint, not to be missed under any circumstances.
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The river has regained its tranquility here, its course is more peaceful. It is the colors of the water that change. This phenomenon is just as fascinating as the rapids seen previously.
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The promontory offers a sublime panorama of the Roche Fauconnière cirque. The site has been classified as a “sensitive natural area” since 1936. The 150 meter high cliff dominates the Semine valley and faces the Orvaz valley.
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The Pierres Bridge spans the gorges of the Valserine river here.
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To the east of Montanges is the Pont des Pierres, a concrete arch bridge built in 1957 that spans the Valserine gorge at a height of around 60 m. Source Wikipedia https://de.m.wikipedia.org/wiki/Montanges
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For canyoning enthusiasts, several excellent options are available. The Gorges du Bief à la Dame near Le Poizat-Lalleyriat offers a wild atmosphere with 11 waterfalls, ideal for those with good abseiling skills. The Canyon du Groin in Valromey is highly regarded for its aquatic and mineral features, providing numerous jumping opportunities for athletic individuals. For a more adventurous experience, the canyons near Saint-Claude in the Jura Mountains, such as Canyon du Grosdar or the strenuous Canyon du Tacon (Coiserette), are popular choices. The Canyon du Rhéby in Villebois is also known as a 'pearl of Bugey' for its swimming, jumps, and abseils.
Yes, the Canyon de Chaley, located near Hauteville, is an excellent choice for families and beginners. It features natural slides, small jumps, and a rappel, all of which can be bypassed, making it suitable for ages 7 and up. The Canyon du Rhéby is also considered suitable for families and groups, offering a half-day experience with swimming and jumps.
The region boasts diverse natural beauty. You can visit the Valserine Gorges, known for the impressive Pierres Bridge and magnificent viewpoints. The La Roche Fauconnière offers a sublime panorama over a 150-meter high cliff dominating the Semine valley. Further along, the Valserine Valley showcases the river's tranquil course and changing water colors. Don't miss The Giant's Kettles in Saint-Germain-de-Joux, unique cylindrical hollows carved by the Semine river.
The summer months are generally the best time for canyoning in the Nantua region. Canyons like Chaley and those in Saint-Claude are particularly enjoyable during this period. For the Gorges du Bief à la Dame, visiting after rainfall is recommended to experience the waterfalls fully, as water flow can reduce significantly in summer.
Beyond canyoning, the area around Nantua offers a variety of outdoor activities. You can explore numerous hiking trails, including those in the Valserine Valley or the Crêt de Chalam loop in the Parc Naturel Régional du Haut-Jura. For cyclists, there are traffic-free bike rides like the Lake Genin – Lake Nantua loop. There are also dog-friendly hiking routes available.
Canyoning difficulty varies significantly. The Canyon de Chaley is suitable for beginners and families, with bypass options for all obstacles. The Canyon du Grosdar near Saint-Claude is also a good choice for a first experience in that more challenging region. More advanced options include the Gorges du Bief à la Dame, which requires good abseiling mastery, and the Canyon du Groin, which is sporty and recommended for those with previous experience and aged 16+. The Canyon du Tacon (Coiserette) is exceptional and more strenuous, requiring endurance.
For more challenging canyons like the Gorges du Bief à la Dame or the Canyon du Groin, professional guidance is highly recommended, especially if you are unsure of your skills or lack previous experience. Even for beginner-friendly canyons, a guide can enhance the experience and ensure safety. You can find local providers offering guided canyoning experiences.
The duration of a canyoning trip depends on the specific canyon and your group's pace. For instance, the full descent of the Gorges du Bief à la Dame typically takes 3 to 4 hours, requiring a vehicle shuttle. The Canyon du Rhéby is often described as a half-day experience. More strenuous options like the Canyon du Tacon (Coiserette) can take a full day, often including a picnic within the canyon itself.
Always ensure you have appropriate gear, including a wetsuit, helmet, and proper footwear. It's crucial to check weather conditions and water levels before heading out, as heavy rainfall can significantly increase the difficulty and danger of canyons. For more challenging routes, having previous experience or going with a certified guide is strongly advised. Always inform someone of your plans and expected return time.
The Valserine Gorges are popular for their dramatic scenery and accessible viewpoints. Visitors particularly enjoy the sight of the Pierres Bridge spanning the gorge and the overall wild character of the river. The Valserine Valley also offers a more peaceful experience where the river regains its tranquility, showcasing fascinating changes in water colors.
Yes, local tourism offices and outdoor activity centers often partner with certified canyoning guides. For example, you can find information on canyoning activities and providers through resources like Haut-Bugey Tourisme, which lists options for guided experiences in the area.


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