Billiat walks

This trail allows you to explore the riverbanks, which tell a story through fishing, geology and industry. Halfway along, take a break at the magnificent shaded viewpoint.

Open from 1 April to 30 November, subject to snow conditions. First stage of the GRP® de la Valserine. Starting from the town, the route climbs gradually towards the Plateau de Retord, with a view of the remaining path and, in good weather, a panorama of the Alps. The stage then crosses Giron (1,000 m), the highest commune in the Ain, before reaching Lélex and ending at the Pertes de la Valserine.

Accessible from 1 April to 30 November, subject to snow conditions. This hike quickly leaves the town behind and gradually climbs to the Retord Plateau. You will have a beautiful view of the path ahead and, if you are lucky, a panoramic view of the Alps. Then head to the other side of the Jura mountains via Giron 1000, the highest commune in the Ain department. The Monts Jura resort in the village of Lélex will welcome you and help you prepare to climb the highest peaks of the Jura! Finish in style with a visit to the Pertes de la Valserine. Part 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, and camping in tents is also prohibited.Please respect these rules to preserve the richness of this exceptional environment.

Accessible from 1 April to 30 November, subject to snow conditions. Second stage of the GRP® de la Valserine. Starting from the town, the route climbs gradually towards the Plateau de Retord, with a view of the remaining path and, in good weather, a panorama of the Alps. The stage then crosses Giron (1,000 m), the highest commune in the Ain, before reaching Lélex and ending at the Pertes de la Valserine.

This is a long hike that allows you to visit and admire not only the Pertes de la Valserine area, but also to walk along the banks of this river, which has profoundly shaped the landscape over the centuries and enabled industrial activity in the 19th century.

Explore the vast expanses of the Retord Plateau. Along the way, you will see a few typical farms, traces of life in an immaculate and unspoilt place.

This is a lovely little route that takes us through Catray, home to a welcoming inn, then across the northern part of the Retord plateau along quiet paths. This route has little elevation gain and is not difficult, even though it is at an altitude of over 1,000 metres. It can also be done on snowshoes. View of Mont Blanc if the weather is clear.

A pleasant walk along the Valserine Gorges, from Les Pertes to Bellegarde. Very popular in hot weather as much of the route is in the woods and always close to the river. Please note that a municipal by-law dated 11 April 2024 prohibits continuing the hike beyond point 5 along the banks of the Valsorine (footbridges closed)

A gentle walk on the Retord plateau.

The Retord Plateau is ideal for snowshoeing in wide open spaces with, in places and in good weather, panoramic views of the Alps and Mont Blanc. You can enjoy a snack in the picnic room at the Retord farm.

A varied route with beautiful views of the Alps and karst formations characteristic of these limestone plateaus. Best done in winter when the barbed wire fences are removed. If there is enough snow, the route can be done on snowshoes without any problems.

Plateau of the Jura mountain range, overlooking the valleys of Bellegarde sur Valserine and Fort l'écluse. The highest point of the Crêt de la Goutte offers a 360° panorama of the Jura Natural Park and Lake Geneva on the Geneva side, with a horizon dominated by the Alps, including Mont Blanc.

An easy loop along Retord Plateau taking you past the "Gouffre de la Bauche" sinkhole and the "Crêt du Nu" viewpoint.

This moderately difficult circular route will allow you to discover a particularly wild stretch of the Rhône. However, this part of the Rhône upstream from Seyssel has been affected by human activity due to the extraction of asphalt and Seyssel stone.

A circular with limited elevation gain, winding through mountain pastures, allowing you to visit three of the ridges that form the Grand Crêt d'Eau (including the highest point) and enjoy breathtaking views of the Genevois and the Alps.

The aim of the route is to reach the Crêt de la Goutte via the Crête du Fort l'Écluse. The main difficulty will be encountered during the ascent; the slope is quite steep up to the red and white high-voltage pylon, and at times you will need to use your hands (avoid this when descending and on wet ground). From Chalet Bizot, the route is straightforward.

This is a short circular loop on the eastern edge of the Bugey, which allows you to discover a curiosity: arches and a path carved into the rock at Écorche-Bœuf, then a few glimpses of the Alps as you descend from the Col de Richemont.

An easy hike that can be adapted to suit your pace, winding through valleys and pastures and offering superb views of the Alps when conditions are at their best.

Overlooking Valromey, the wide open spaces of the combes and ridges overlooking the Rhône are enchanting in all seasons, whether on foot or snowshoes. An easy circuit. Please note: this hike should only be undertaken outside the animal grazing period.

Open from mid-June to mid-October, during the Fort's opening hours. A trail combining history and nature, starting within the fort itself. The final ascent rewards walkers with an exceptional panorama before descending back to the fort. Starting from Fort l'Écluse when it is open (from June to September), the path enters the forest before reaching the banks of the Rhône. It winds its way between stone steps, medieval ruins and wooded passages to the heights of Léaz, where you can enjoy a breathtaking view of the Rhône valley. The route then continues to the heights of the Upper Fort, offering a panoramic view of the Rhône gorge, the Vuache and the Étournel. The descent to the Lower Fort concludes this circular route rich in history and emotion.

This walk from Montanges offers a view of the famous stone bridge over the Valserine and takes you past the monument to Paul de Vanssay, hero of the Resistance.

Fort l'Ecluse, a fortified military structure dating from the 16th and 17th centuries. Léaz viewpoint. Panoramic view of the Rhône valley.

This official hike is ideal as it passes by two of the most beautiful viewpoints in the village: the Peney viewpoint and the Roche Carreletau viewpoint, starting from the heart of the village of Poizat-Lalleyriat.This route is one of the six official hiking trails in Le Poizat-Lalleyriat, and is numbered 1.

The route forms a circular loop in the Valserine valley between Montanges (Pont des Pierres) and Champfromier. The outward route follows the Valserine river. The return route follows the Lancrans tramway from Chézery. There are two small tunnels to pass through along the way. There are a few difficulties between points (1) and (2) on a trail that is moderately passable at times. The rest of the route does not present any major difficulties.

This is a very beautiful hike, featuring landscapes of pastures and beech and fir forests, along easy paths. Created in partnership with the Museum of Resistance and Deportation in Nantua, it passes by five farms where the maquis settled in 1943-1944, on the Retord plateau between the village of Hotonnes and the Plans d'Hotonnes resort. Five panels describe the history of this maquis.

Tour of the chalets of the Col du Sac and Varambon via the Crêtes du Sorgia - 360° view at the Crêt de la Goutte with orientation table to discover the Monts d'Ain, Lake Geneva and its water jet, the start of the Jura mountain range, the Swiss and French Alps including the Matterhorn in good weather and the majestic Mont Blanc.

Open from 1 December to 30 March. From the small resort of Menthières, head towards an alpine chalet, where you can admire panoramic views of Mont Blanc, the Alps, the Lake Geneva basin and the Hautes-Combes du Jura.The trail is marked in purple for snowshoeing and marked for hiking all year round.

Open from 1 April to 30 November, subject to snow conditions. Fifth and final stage of the GRP® de la Valserine. The route climbs gradually towards the Plateau de Retord, offering a glimpse of the path already covered and, in good weather, a panoramic view of the Alps. The stage crosses Giron (1,000 m), the highest commune in the Ain department, before reaching Lélex and ending at the Pertes de la Valserine. Protected area: dogs and tent camping are prohibited in the Haute Chaîne du Jura National Nature Reserve.

Walk on the Grand Crêt d'Eau at the far end of the Jura. The route starts at the top of Farges, passes via the Crêts du Miroir, du Milieu and de la Goutte, then descends to Menthières where you can stop for a bite to eat or a drink at the Bistrot de La Gentiane. We then head back up via Le Vélu and Le Pelaz. Beautiful alpine landscapes and views over the Pays de Gex, the Genevois, the Valserine Valley and Menthières