Caves around Saint-Martin-Du-Mont offer insights into the region's natural history and prehistoric past. The area is characterized by limestone formations and river valleys, such as the Suran, which have shaped various rock shelters and cavities. Notably, the region is home to significant prehistoric sites like La Bocquette - L'Abri du roseau, a rock shelter that served as a seasonal dwelling for hunter-gatherers during the Paleolithic periods. These sites provide a tangible connection to early human history and are often integrated…
Last updated: July 6, 2026
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Much more impressive in person than in photos and it's possible to get close to the chasm. Not to be missed
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Be careful when going down the 10 meters of the small path to see the chasm. Even in dry weather it is slippery and there is nothing to prevent you from falling into the chasm. So be careful.
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The Creux Percé is an inverted cone-shaped collapsed chasm approximately 60 m deep and with a circumference ranging from 35 to 25 m at the surface. This chasm is primarily known to speleologists. Exploration of this chasm and its lateral networks began in the 19th century. This site has long been a natural icehouse with a bottom that reaches sub-zero temperatures, even in summer. https://www.bourgogne-tourisme.com/ In May 2025, a special outing, supervised by the Dijon Speleo Club, will allow visitors to descend into this crater.
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Of the three caves, two are relatively easy to access. One can even be walked through—a beautiful place.
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At the top of the valley, this huge rock is a top climbing spot. The view is also impressive.
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There are three caves there. One of them would have been used by smugglers who stored salt there. Is the name related to this activity?
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An interesting article to read here: https://www.lunetoile.com/2018/03/13/labime-du-creux-perce-pasques-21/
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This chasm or sinkhole, in the town of Pasques, in the middle of the woods, is impressive and really worth a detour. It can also be the goal of a hike or mountain bike. Especially since a chalet built nearby offers a nice shelter - for a picnic, or a bivouac.
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The region is rich in prehistoric significance, particularly with La Bocquette - L'Abri du roseau. This rock shelter served as a seasonal dwelling for hunter-gatherers during the Middle and Upper Paleolithic periods. Archaeological excavations have uncovered artifacts like microliths and harpoons, offering a tangible connection to early human history in the Ain department.
Yes, several caves offer distinct geological characteristics. The Gouffre du creux Percé is an impressive chasm approximately 60 meters deep, known for its natural icehouse environment where temperatures remain sub-zero even in summer. La Roche Virante features a unique rock formation, the "Roche Virante," which is part of local legends and provides an almost mountainous atmosphere.
Yes, La Roche Virante is a popular spot for climbing. Its cliffs offer a challenging and rewarding experience for climbers, alongside opportunities for hiking.
Absolutely. La Bocquette - L'Abri du roseau is located along a scenic hiking route near the Suran river, offering a pleasant walk. The Caves of Parc de Jouvence are situated within a park that serves as a starting point for many hiking trails in an important karst area. For more options, you can explore various running trails in the wider region.
Beyond exploring the caves, the area around Saint-Martin-Du-Mont offers diverse outdoor activities. You can find numerous MTB trails, road cycling routes, and running trails that allow you to discover the natural beauty of the region.
Many sites are suitable for families, especially those interested in nature and history. La Bocquette - L'Abri du roseau offers an easy walk through natural surroundings with historical context. The Caves of Parc de Jouvence are located within a park with multiple hiking trails, making it a good option for a family outing.
Yes, for experienced speleologists, the region offers challenging sites. The Gouffre du creux Percé is primarily known to speleologists, with exploration dating back to the 19th century. The Gouffre de la Combe aux Prêtres is a huge cave system with an underground river and a total length of over 28 km, featuring a 25-meter deep shaft entrance.
The caves can be visited year-round, but summer offers a refreshing experience. Sites like La Bocquette - L'Abri du roseau provide a cool stop along the Suran river, while the Gouffre du creux Percé maintains sub-zero temperatures even during warmer months, offering a unique contrast.
The Célerons Caves offer relatively easy access. Of the three caves there, two are quite accessible, and one can even be walked through, making it a beautiful and less strenuous option for visitors.
Visitors appreciate the blend of natural beauty and historical significance. The almost mountainous atmosphere and climbing opportunities at La Roche Virante are highly rated. The impressive depth and unique icehouse environment of the Gouffre du creux Percé also captivate many. The region's caves are valued for providing insights into natural history and prehistoric past, often integrated into scenic hiking routes.


Extend your search for the best caves by checking out these guides of the top ones around Saint-Martin-Du-Mont: