Lac d'Emosson Loop via Route des Diligences

This route is classified as a hard mountain bike ride, demanding very good fitness and advanced riding skills. You should be prepared for highly technical sections, some rated S3 to S6 on the Single Track Scale, where you may need to push your bike. It involves a significant elevation gain of over 1,700 meters.

The 36.4 km loop features a diverse mix of surfaces. You'll encounter approximately 14.9 km of singletrack, 10.6 km of road, and 9.78 km of paths. The surface types include unpaved sections, paved roads, natural terrain, gravel, and some challenging alpine sections. The historic Route de la Diligence, especially the first section from Vernayaz to Salvan, is an old gravel road with 37 hairpin bends. Near Emosson Dam, particularly around the Vieux Emosson dam, the trail can be quite technical with metal chains and large rocks.

You'll experience several notable features. The historic Route de la Diligence, an old stagecoach route, is a highlight. The journey also takes you past Le Trétien Village and Gorge Bridge, and culminates at the impressive Emosson Dam and its beautiful artificial lake. The area around Lac d'Emosson is also known for dinosaur footprints near Lac de Vieux Emosson, adding a unique geological interest.

Given the high alpine sections and significant elevation, the best time to mountain bike this trail is typically from late spring to early autumn (June to September). Before June, snow can still be present at higher altitudes, and after September, weather conditions can become unpredictable with colder temperatures and early snowfalls. Always check local weather and trail conditions before you go.

While dogs are generally allowed on trails in Switzerland, this particular route is a very challenging mountain bike trail with technical sections, significant elevation, and varied terrain. It may not be suitable for all dogs, especially those not accustomed to long, strenuous, and technical rides. If you bring your dog, they should be fit, well-behaved, and kept on a leash, especially in populated areas or near wildlife. Be sure to carry enough water for both yourself and your dog.

No, there are no specific permits or entrance fees required to mountain bike this route or to access the general areas within the Parc Naturel Régional de la Vallée du Trient. However, always respect local regulations, private property, and environmental protection guidelines within the park.

The trail starts in Vernayaz. You can typically find parking in or near the village. Vernayaz also has a train station, making it accessible by public transport. Check local signage for specific parking areas and current train schedules for connections to Vernayaz.

Yes, this route shares sections with several other paths. You'll find it intersecting with parts of the Via Alpina Stage 79: Vernayaz - Trient, the Tour de la Vallée du Trient, and the Géoglyphe de Grande Tête, among others. It also briefly follows sections of the Route des Diligences and the Via Francigena - 03 part Switzerland.

The views on this route are truly spectacular. You'll pass through dramatic landscapes, including deep gorges and forests. As you ascend, you'll be treated to panoramic vistas, notably of the majestic Mont Blanc massif. The highlight is undoubtedly the impressive Emosson Dam and the stunning Lac d'Emosson, offering breathtaking views across the lake and towards the valley below, showcasing the stunning alpine environment.

Vernayaz, as a village, offers some basic amenities, including potential cafes or small eateries. Near Emosson Dam, there might be seasonal refreshment options, especially during peak tourist times. For more comprehensive dining and accommodation options, you would likely need to look in larger nearby towns in the Valais region. It's always a good idea to check opening hours and availability in advance, especially for high-alpine locations.

No, this trail is not suitable for families with young children or beginner mountain bikers. It is explicitly rated as 'difficult' and requires very good fitness and advanced riding skills. The technical sections, significant elevation gain, and varied, sometimes hazardous, terrain make it challenging even for experienced riders. There are portions where pushing your bike is necessary.