Best natural monuments around Loulle are characterized by diverse landscapes, including dramatic waterfalls, deep gorges, and serene lakes. The region offers a variety of natural features, from impressive rock formations to rich aquatic ecosystems. These sites provide opportunities to observe geological formations and local flora and fauna. Loulle and its surroundings feature 12 natural monuments, making it a destination for exploring the natural environment.
Last updated: June 19, 2026
Highlight • Waterfall
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Highlight (Segment) • Gorge
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A waterfall with a larger pool and a smaller cascade in a beautiful setting. In front of it is a small stone lynx statue.
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View of the Cascade de L'Eventail. A small, rocky path leads directly to the waterfall.
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Beautiful view of the central waterfall Cascade Du Hérisson with several cascades.
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The Gorges de la Langouette are impressive for their vastness and the uniqueness of their wild environment. With the many light effects illuminating the mosses and ferns growing beneath the wooded canopy, they exude a gentle and tranquil atmosphere, particularly conducive to relaxation. This unspoiled spot offers a privileged view of the water's work, carving the canyon with its capricious meanders. The Petit Saine River, roaring and unpredictable, overcomes all obstacles to continue its course before converging with the Ain a few kilometers further on.
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Lacs de Maclu are two adjacent lakes in the western part of the French Jura, in the Jura department of Franche-Comté. They are located at an elevation of 779 m in a depression in the High Jura, in the region of the Five Lakes near Le Frasnois, about 12 km south of Champagnole. The Petit Maclu, located to the northeast, has an area of 5 hectares, a length of about 500 m, and a maximum width of about 120 m. Its greatest depth is 11 m. It lies entirely within the municipal territory of Le Frasnois.
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Easy, shaded path, perfect for cooling off in hot weather.
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Very nice walk but a lot of tarmac
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Visitors particularly enjoy the dramatic Langouette Gorges, known for their deep, narrow canyons and the wild environment carved by the Petit Saine River. The Fan Waterfall is also a favorite, recognized for its unique stepped layout and accessible viewing platform. Another highlight is the Saut Girard Waterfall, offering a beautiful setting with a larger pool and a smaller cascade.
Yes, the Petit Maclu Lake is categorized as family-friendly. It offers an easy, shaded path, perfect for a refreshing walk, especially in warm weather. The lake is part of a Natura 2000 area, providing an exceptional habitat for various animal species and rich wetlands to explore.
Loulle is renowned for its diverse natural features, primarily waterfalls, gorges, and lakes. You can explore impressive cascades like the Hérisson Waterfalls, deep canyons such as the Langouette Gorges, and tranquil bodies of water like the Petit Maclu Lake. The region offers a variety of natural features, from impressive rock formations to rich aquatic ecosystems.
The area around Loulle is excellent for various outdoor activities. You can enjoy gravel biking on routes like the 'Grand Maclu Lake – Shore of Lac de Narlay loop' or explore numerous running trails, including the 'Viewpoint Over the Valley loop'. For mountain biking enthusiasts, there are trails such as the 'Syam Forge – Saine River Waterfalls loop'. You can find more details on these activities and routes in our guides for Gravel biking around Loulle, Running Trails around Loulle, and MTB Trails around Loulle.
Yes, many natural monuments are integrated into hiking opportunities. For instance, the Saut Girard Waterfall is part of a longer hike through the Hérisson valley. The Hérisson Waterfalls can be observed via a seven-kilometer path starting from Menétrux-en-Joux. The Langouette Gorges also feature footbridges for safe exploration along the canyon.
Visitors frequently praise the wild and tranquil atmosphere of places like the Langouette Gorges, noting the impressive vastness and the unique environment. The beauty of the waterfalls, especially after rainfall, is often highlighted, with the Fan Waterfall being a particular favorite for its recognizable stepped layout. The easy, shaded paths around Petit Maclu Lake are also appreciated for cooling off in hot weather.
For the most impressive views of the waterfalls, it's best to visit after rainfall. During drier periods, especially in summer, some waterfalls like the Fan Waterfall can be almost completely dry. Spring and autumn typically offer more significant water flow and lush surroundings.
Yes, several natural monuments offer excellent viewpoints. The Fan Waterfall has a secure platform for observation. The Langouette Gorges provide privileged views of the river carving the canyon. The Hérisson Waterfalls also offer beautiful views of the cascades.
The Petit Maclu Lake, located in a Natura 2000 area, provides an exceptional habitat for many animal species, particularly in its rich wetlands where you can observe various flora like water lilies, reeds, and sedges. While specific wildlife sightings are not detailed for all monuments, the natural and wild environments of the gorges and forests suggest opportunities for observing local fauna.
The difficulty levels of trails vary. For instance, the path around Petit Maclu Lake is considered easy. Many of the natural monuments themselves, such as the waterfalls and gorges, are accessible via intermediate trails. For more strenuous activities, you can find difficult gravel biking routes like the 'View of Lac de Narlay – Shore of Lac de Narlay loop' or moderate to difficult running and MTB trails in the surrounding area.
Absolutely. The Langouette Gorges are a prime example, showcasing deep, narrow canyons formed by the Petit Saine River. The stepped layout of the Fan Waterfall is also a distinctive geological formation. The region's landscape is characterized by the work of water carving through the terrain, creating impressive rock formations and cascades.


Extend your search for the best caves by checking out these guides of the top ones around Loulle: