Grand+Crêt (Sergy) walks

The second stage of the hiking tour: from Mijoux to Chézery-Forens via the Haute Chaîne du Jura. Set off on a crossing of the Haut-Jura between Mijoux and Chézery-Forens, through varied landscapes of valleys, peaks and forests. Over three days, you will travel along the Jura ridges, passing by the Grand Mont Rond, the Crêt de la Neige and the Reculet, with magnificent views of Mont Blanc, the Alps and Lake Geneva. This crossing takes you to the heart of the Haute Chaîne du Jura, for an authentic experience in the heart of nature. As you will be self-sufficient in terms of food, remember to bring your own supplies so that you can enjoy this adventure to the full.

From Lélex to Mijoux via the Haute Chaîne: the first stage of the two-day "On the roof of the Jura mountains" hike. From the wild Valserine Valley to the balcony of Lake Geneva, this route immerses you in the authenticity of the Haut-Jura. As you cross the Hautes Combes, you will be struck by the raw beauty of the wide open spaces, the silence of the deep forests and the open horizon of the plateaus. The trail climbs gradually, revealing exceptional panoramic views of Mont Blanc and the entire Alpine range. A life-size immersion in a land of traditions and high-altitude landscapes.Good to know – Protected areaPart of the route crosses the Haute Chaîne du Jura National Nature Reserve, which is subject to specific regulations:Dogs are not allowed, even on a leash.Camping in tents is prohibited.Please respect these rules to preserve the richness of this exceptional environment.

First stage of the 3-day, 2-night Crêts en Combes hiking tour.Starting from Lélex, this circular route combines the main GTJ route with the alternative route via Mijoux and the Col de la Faucille.The crossing of the Hautes-Combes jurassiennes, the Valserine valley and the ridges of the Haute Chaine du Jura promise breathtaking landscapes. On one side, the view overlooks the ridges, on the other, it overlooks Lake Geneva and the Alps. In the heart of the Haut-Jura Regional Nature Park and partly in the Haute-Chaîne Nature Reserve, this hike takes place in a preserved natural area.

The third and final stage of the 3-day, 2-night Crêts en combes hiking tour. Starting from Lélex, this loop route combines the main GTJ route with the alternative route via Mijoux and the Col de la Faucille. The crossing of the Hautes-Combes jurassiennes, the Valserine valley and the ridges of the Haute Chaine du Jura promise breathtaking landscapes. On one side, the view overlooks the ridges, on the other, it overlooks Lake Geneva and the Alps. In the heart of the Haut-Jura Regional Nature Park and partly in the Haute Chaîne Nature Reserve, the hike takes place in a preserved natural area. The trail is marked with GR® (red and white) signs

Sixteenth stage of the Échappée Jurassienne. For this last stage, you will reach Septmoncel before beginning a long descent along the Chemin des Moines to the Gorges du Flumen. Walking along the Flumen, Grosdar and Tacon rivers, you will arrive at Saint-Claude, nestled in the Jura Mountains at the confluence of the Bienne and Tacon rivers. Saint-Claude is not only the capital of briar pipes: heir to a long tradition of craftsmanship, the town has built a reputation for woodturning and diamond and gemstone cutting. Tucked away at the bottom of its valley, the town stands out for its rugged natural environment and unique heritage attractions, such as Saint-Pierre Cathedral, the Pipe and Diamond Museum, Le Monde des Automates and the Abbey Museum, a hub for lovers of modern art.

From Lélex to Mijoux via the Haute Chaîne:the second stage of the two-day hiking tour "On the roof of the Jura mountains". From the wild Valserine Valley to the balcony of Lake Geneva, this route immerses you in the authenticity of the Haut-Jura. As you cross the Hautes Combes, you will be struck by the raw beauty of the wide open spaces, the silence of the deep forests and the open horizon of the plateaus. The trail climbs gradually, revealing exceptional panoramic views of Mont Blanc and the entire Alpine chain. A life-size immersion in a land of traditions and high-altitude landscapes.Good to know – Protected areaPart of the route crosses the Haute Chaîne du Jura National Nature Reserve, which is subject to specific regulations:Dogs are not allowed, even on a leash.Camping in tents is prohibited.Please respect these rules to preserve the richness of this exceptional environment.

The first stage of the hiking tour: from Mijoux to Chézery-Forens via the Haute Chaîne du Jura. Set off on a crossing of the Haut-Jura between Mijoux and Chézery-Forens, through varied landscapes of valleys, peaks and forests. Over three days, you will travel along the Jura ridges, passing by the Grand Mont Rond, the Crêt de la Neige and the Reculet, with magnificent views of Mont Blanc and the Alps. This crossing takes you to the heart of the Haute Chaîne du Jura, for an authentic experience in the heart of nature. As you will be self-sufficient in terms of food, remember to bring your own supplies to fully enjoy this adventure.Please note – Protected areaPart of the route crosses the Haute Chaîne du Jura National Nature Reserve, which is subject to specific regulations:Dogs are not permitted, even on a lead.Camping in tents is prohibited.Please respect these rules to preserve the richness of this exceptional environment.

The second stage of the 3-day, 2-night Crêts en Combes hiking tour. Starting from Lélex, this circular route combines the main GTJ route with the alternative route via Mijoux and the Col de la Faucille. The crossing of the Hautes-Combes jurassiennes, the Valserine valley and the ridges of the Haute Chaine du Jura promise breathtaking landscapes. On one side, the view overlooks the ridges, on the other, Lake Geneva and the Alps. In the heart of the Haut-Jura Regional Nature Park and partly in the Haute Chaîne Nature Reserve, this hike takes place in a preserved natural area. The trail is marked with red and whiteGR® signs

The official route of the hike called "De Crêts en Combes depuis Lélex" (From Crests to Valleys from Lélex). This route is part of the official GTJ (Grande Traversée du Jura) itineraries. This large loop offers a spectacular immersion in the iconic landscapes of the Haut-Jura: crossing the Hautes-Combes, the Valserine valley and the majestic peaks of the Haute Chaîne du Jura. Between forests, mountain pastures and breathtaking panoramas, the route alternates between views of the Jura ridges on one side and Lake Geneva and the Alps on the other.The route runs through the Haut-Jura Regional Nature Park and partly through the Haute Chaîne du Jura National Nature Reserve: a protected and preserved area to be explored with respect.Protected areaPart of the route crosses the Haute Chaîne du Jura National Nature Reserve, which is subject to specific regulations.Please respect these rules to preserve the richness of this exceptional environment.