Natural monuments around La Longeville are situated in the Doubs department of the Bourgogne-Franche-Comté region of eastern France. This area, part of the Pays-de-Montbenoît, is characterized by striking geological formations and diverse landscapes, particularly within the Loue valley. The region offers a range of natural attractions, from powerful river sources to high-altitude viewpoints. Visitors can explore these features, which showcase the rugged beauty and geological wonders of the area.
Last updated: July 3, 2026
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The Siberia of Switzerland, also known as the Brévine Valley. This region of Jura holds the record for the lowest temperature ever recorded in Switzerland: -41.8°C1!
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This belvedere offers an exceptional panorama of the Val de Morteau, the Swiss Jura and even the Alps on a clear day. You can access the belvedere by car from Les Fins or Morteau, or follow a 7 km loop trail which starts from Les Beuclets and passes through the Bois des Suchaux and the Bois du Fol. The trail is well marked and mostly shaded, with some open field sections. You can picnic at the lookout, where there are several tables and orientation signs. You can also watch paragliders take off or land from the nearby slope. The Mont Vouillot Belvedere is an ideal place to admire the beauty of nature and breathe fresh air.
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At 1,302 meters above sea level, Mont Châteleu offers a superb panorama of the Jura massif. You access by a beautiful path in the middle of a fir forest which culminates on a fairly clear summit.
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Small nice road D47 through the Jura, great views, quiet landscape. More information: https://de.wikipedia.org/wiki/Les_Gras
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You could almost believe that it was man who built it, but it's only the work of time!
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The region around La Longeville boasts several remarkable natural monuments. You can visit the powerful Mont Vouillot Viewpoint, which offers exceptional panoramas of the Val de Morteau, the Swiss Jura, and even the Alps on clear days. Another must-see is the majestic Source de la Loue, where the river emerges powerfully from a vast cave within a spectacular rock cirque. The dramatic Gorges de Noailles, with its deep canyon and emerald waters, also provides an immersive natural experience.
The natural monuments near La Longeville are rich in geological wonders. You'll encounter impressive river resurgences like the Source de la Loue, where water bursts from a massive cave. The Gorges de Noailles showcase deep canyons carved by the Loue River, featuring waterfalls and rapids. The Source du Pontet is notable for its limestone tuff formations and a powerful waterfall emanating from a cave, offering a glimpse into the area's intricate underground hydrology. Additionally, you can find unique rock formations, such as the Rock formation in the Parc naturel régional du Doubs Horloger, shaped by geological processes over time.
Yes, the Source de la Loue has a fascinating historical anecdote. In 1901, it was famously discovered to be a resurgence of the Doubs River after a large quantity of absinthe spilled into the Doubs upstream was observed flowing out of the Loue's source days later. This event confirmed the hydrological connection between the two rivers, adding a unique local legend to its natural wonder.
Absolutely. Many natural monuments are accessible via marked trails. For instance, the Source de la Loue is easily reached by marked paths, and a trail leads visitors through the picturesque Gorges de Noailles. The Mont Vouillot Viewpoint can be accessed via a 7 km loop trail. For more detailed hiking routes in the wider area, you can explore the Running Trails around La Longeville guide.
Beyond exploring the natural monuments themselves, the region offers a variety of outdoor activities. You can find numerous routes for running, road cycling, and gravel biking. For example, there are running loops from La Colombière and Pays-de-Montbenoît, road cycling routes like the 'Col sur le Mont – Lac des Taillères loop', and gravel biking trails such as 'Gilley at the end of my dreams'. You can find more information in the dedicated guides for Running Trails, Road Cycling Routes, and Gravel Biking around La Longeville.
Yes, several natural monuments are suitable for families. The Mont Vouillot Viewpoint is considered family-friendly, offering picnic areas and orientation signs, and is accessible by car or a well-marked loop trail. The Source de la Loue is also easily accessible via marked trails and features educational panels, making it an engaging visit for all ages.
The region offers several impressive viewpoints and summits. Mont Châteleu is the highest point in its sector at 1,300 meters above sea level, providing an extensive view covering more than 180 degrees. The Mont Vouillot Viewpoint also offers an exceptional panorama of the Val de Morteau, the Swiss Jura, and the Alps.
Yes, the Siberia of Switzerland – the Vallée de la Brévine, located nearby, is famous for holding the record for the lowest temperature ever recorded in Switzerland, at -41.8°C. This region offers a unique natural environment, especially during colder months.
Accessibility varies by site. The Source de la Loue is easily accessible via marked trails. The Mont Vouillot Viewpoint can be reached by car or a 7 km loop trail. For sites like the Source du Pontet, while you can witness the waterfall, accessing the cave interior via an iron ladder requires caution and appropriate equipment. Generally, many sites have marked trails, but some may involve intermediate difficulty.
The natural monuments around La Longeville are beautiful year-round, but the best time to visit largely depends on your preferred activities. Spring and autumn offer pleasant temperatures for hiking and exploring the trails, with vibrant foliage or blooming flora. Summer is ideal for enjoying the outdoors, though it can be busier. Winter can transform the landscape into a serene, snowy wonderland, especially in areas like the Vallée de la Brévine, but some trails might be less accessible.
Yes, several locations provide views towards Switzerland. The Mont Vouillot Viewpoint offers an exceptional panorama that includes the Swiss Jura. Additionally, the Scenic Upper Valley of the Doubs Horloger Regional Natural Park provides great views, also extending towards Switzerland.
For a quiet and scenic drive, consider the D47 road through the Jura, which passes through the Scenic Upper Valley of the Doubs Horloger Regional Natural Park. This route offers beautiful views of the Jura high valley and a tranquil landscape, including vistas towards Switzerland.


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