Le Frasnois walks

A hike to do preferentially during fall to admire the beautiful colors of the Indian summer reflecting off the lakes.

This magnificent hike will take you along the Cascades du Hérisson waterfalls and around Lac de Bonlieu. Don't forget your camera, as there are some magnificent views. Please note that from the point (4), the trail is temporarily closed due to a landslide.

The Pic de l'Aigle dominates the valley of the 4 lakes, offering magnificent views of the entire Jura plateau, the Vallée du Hérisson, Grandvaux and even Mont Blanc on a clear day. Starting from Lac d'Ilay, you will climb up to this splendid line of ledges and its viewpoints over these turquoise lakes.

The walk descends the Hérisson ('hedgehog') River with its series of rapids and waterfalls, then returns via Bonlieu, passing through the Dame Blanche viewpoint, with a panoramic view over lakes Val and Chambly and the Herisson valley.

Very nice and easy walk above the lakes of the Jura, Maclu and Illay. Important note regarding parking: this site is particularly busy and has three car parks numbered P1, P2 and P3. We strongly recommend parking in car park P1, which can be accessed via this link.

Eleventh stage of the Échappée Jurassienne. Although relatively short,this stage is a veritable festival of natural sites, each more incredible than the last. It begins with the Hérisson waterfall trail, a refreshing escape along a picturesque path dotted with 31 waterfalls and 7 cascades, revealing breathtaking panoramas where the water flows majestically in an aquatic ballet. You then continue your journey by entering the Haut Jura Regional Nature Park via the plateau of the seven lakes. To round off this day full of discoveries, from the Pic de l'Aigle and the Belvédère des Quatre Lacs, you can enjoy not one but several breathtaking views of four of these turquoise lakes: the lakes of Ilay, Petit and Grand Maclu, and Narlay. Dominate the whole scene from the Pic de l'Aigle and the Belvédère des Quatre Lacs... There's no denying it, this stage is spectacular!

The Hérisson has a lot to offer! Its 7 waterfalls with 31 jumps: starter or dessert, depending on where you choose to start! A day to feast your eyes, literally and figuratively!

Magnificent waterfalls, among the most impressive in the Jura, whose reputation is well established. This walk leads to the foot of the torrent, which you follow to the summit, near the waterfalls and caves. It forms a loop, returning alongside the ridges, in the shade of a lush forest.

Twelfth stage of the Échappée Jurassienne. For this stage,prepare to be amazed by the wild and authentic beauty of the Jura as you let yourself be carried away by the water for a peaceful break, out of time. Follow the tumultuous course of the Saine River through theLangouette Gorges, then discover the village of Les Planches-en-Montagne and the spectacular Malvaux Gorges, where the Saine has formed the Cascade du Bief de la Ruine, the largest waterfall in the department with a drop of 110 metres. The river then winds its way under the viaduct of the old tramway towards Foncine-le-Bas, offering breathtaking natural landscapes. Finally, cross the Mont Bayard at an altitude of over 1,000 metres for a remarkable view of the surrounding mid-mountain landscape. End your day with a descent to the village of Foncine-le-Haut, ideal for a restful and rejuvenating night.

The Malvaux and Langouette Gorges offer cool respite on hot summer days as well as magnificent scenery. This hiking route is suitable for families, with a shorter alternative (9.5 km) that does not go around Lac à la Dame. Part of the route follows the old tramway, so a head torch or torch is required to cross the 180 m tunnel.

A pleasant walk to do in a day. The trail runs either along the lake, overlooking it or along the edge of the rocks, with numerous viewpoints.

Pleasure in cascades. This extraordinary walk around the Pertes de l’Ain gorges sets out from the remarkable site of the old forges and is a delight for all the senses. Along the way: The Pertes de l’Ain, gorges, cascades, the ruins of Villain castle, and the relics of an old village.

Thirteenth stage of the Échappée Jurassienne: discover the Jura Mountains on this stage between Haut-Jura and Haut-Doubs. Explore the cross-country ski trails of the Mont Noir massif, which are transformed into superb hiking trails in summer. Immerse yourself in a peaceful, unspoilt environment, where alpine flowers bloom alongside the woody scents of fir and spruce trees. Between the woods, valleys and ridges, enjoy the fresh air while admiring the picturesque landscapes. This stage will also take you along the Bellefontaine and Mortes lakes, known for their peat bogs, which are home to remarkable flora and fauna.

Tenth stage of the Échappée Jurassienne. For this stage starting from Châtillon, you will head towards the largest natural lake in the Jura: the magnificent Lac de Chalain. A true blue jewel surrounded by limestone rocks, the lake can be seen in all its splendour from the plateau, offering breathtaking panoramic views. You will then walk through stunning natural landscapes before reaching Menétrux-en-Joux, located near the famous Hérisson waterfalls. An adventure where every step will reveal enchanting and varied scenery!

A trail starting out from Foncine le Haut that will take you to the source of the Saine and various viewpoints. A themed trail and a botanical trail...

Fourteenth stage of the Échappée Jurassienne. For this stage, you will begin your adventure in Bellefontaine, a picturesque village nestled in the heart of the Jura. The hike will take you through the heights of the town of Morez and across the Bienne Valley, where you can admire spectacular views of the surrounding mountains. Along the way, you will reach Les Rousses, a welcoming town with authentic charm. Don't miss a visit to the Fort des Rousses, an impressive historical site that also houses the Comté cheese cellars, where you can discover how this renowned local cheese is made. From there, you will continue your descent to the Bief de la Chaille, a peaceful and enchanting place. The hike ends at the La Grenotte lodge in Prémanon, an ideal place to rest and enjoy the surrounding serenity.

A splendid hike between the plateau and the steep-sided valley of the Ain. This circuit offers an opportunity to discover the upper Ain valley and its unique geology, with its Vaucluse spring, waterfalls (Le Moulinet, Saut des Maillys, Moulin-du-Saut) and ruined mills, evidence of how humans once harnessed the power of water. In fact, an EDF hydroelectric plant has replaced the old Moulin-du-Saut.