Highlight • Lake
Hiking
5.0
(55)
Cycling
5.0
(4)
Lac du Vieux Emosson is a stunning high-altitude reservoir nestled in the Swiss Alps, specifically within the Valais canton and the municipality of Finhaut. Situated at an elevation of 2205 meters, this impressive lake serves as the upper basin for the significant Nant de Drance pumped-storage power plant and drains into the larger Lac d'Émosson approximately 300 meters below. It is renowned not only for its breathtaking alpine scenery but also for its unique geological treasures and engineering marvels.
Visitors consistently praise the area for its spectacular views, which often include distant glimpses of Mont Blanc, and the serene alpine environment. Many are captivated by the winding roads and paths that lead to the lake, describing them as magnificent and offering a rewarding journey through the mountains. The presence of ancient dinosaur footprints adds an extraordinary layer of wonder, making it a truly unique destination for those seeking both natural beauty and historical intrigue.
Before embarking on a visit, it's helpful to know that the terrain around Lac du Vieux Emosson varies, with options ranging from paved sections to gravel paths, making it accessible for different types of outdoor enthusiasts. The journey to the Emosson area itself can be an adventure, with options like the Funiculaire du Châtelard, a panoramic train, and a mini-funicular leading to the main Emosson dam. From there, a beautiful road or alternative hiking routes lead up to Lac du Vieux Emosson, so comfortable footwear is always recommended.
The best time to visit Lac du Vieux Emosson for hiking and cycling is typically during the warmer months, when the trails are clear of snow and the weather is most favorable for exploring. This period, often referred to as the Vieux Emosson hiking season, allows for full enjoyment of the numerous hiking routes and opportunities to discover the famous dinosaur footprints. Whether you're looking for family friendly hikes or more challenging trails, the area offers a diverse range of activities amidst its natural features.
One of the most compelling aspects of a visit here is the chance to discover over 800 fossilized dinosaur footprints, dating back 240 to 250 million years, considered the oldest in Switzerland. These ancient tracks, left by primitive, crocodile-like reptiles, offer a fascinating glimpse into prehistoric life. Additionally, the impressive arch dam and the Cabane du Vieux Emosson, a mountain hut offering refreshments, provide memorable landmarks and a welcoming stop for hikers.
With its blend of natural beauty, geological significance, and impressive engineering, Lac du Vieux Emosson offers a truly memorable experience. Whether you're drawn by the best trails Lac du Vieux Emosson has to offer, the stunning viewpoints near Vieux Emosson dam, or the unique opportunity to walk among dinosaur tracks, there's something for everyone. You can explore a variety of hiking routes and cycling paths, plan your adventure, and discover more about this remarkable Swiss gem on komoot.
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January 15, 2024
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October 6, 2024
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Nearby routes
Best routes near Vieux Emosson Lake

4.7
(43)
570
hikers
9.79km
03:40
510m
490m
Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.

4.7
(11)
112
hikers
15.1km
06:57
980m
990m
Hard hike. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

5.0
(4)
50
hikers
23.9km
11:07
1,610m
1,610m
Hard hike. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
Details
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Elevation 2,210 m
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Yes, while some trails are challenging, there are also easier walks suitable for families. The path along the dam itself offers relatively flat terrain and stunning views. The winding road connecting Lac d'Emosson to Lac du Vieux Emosson, which alternates between paved and gravel sections, can also be a pleasant, less strenuous option for a walk or cycle.
Reaching the Emosson area is an adventure in itself. You can take a steep funicular railway (Funiculaire du Châtelard), followed by a panoramic train, and then a mini-funicular to the main Emosson dam. From there, you can continue to Lac du Vieux Emosson either by hiking or via the scenic road.
The over 800 fossilized dinosaur footprints are a major highlight. They are typically found along specific geological trails that lead from the lake. It's recommended to check local signage or trail maps upon arrival, as their exact visibility can depend on water levels and trail conditions. These tracks date back 240 to 250 million years and are considered the oldest in Switzerland.
The main hiking season for Lac du Vieux Emosson is typically during the warmer months when trails are clear of snow. While winter offers a different kind of beauty, access can be challenging due to snow and ice, and many facilities may be closed. Specific winter hiking or snowshoeing routes might exist, but it's crucial to check current conditions and accessibility before planning a winter visit.
Generally, dogs are welcome on trails in the Swiss Alps, but it's always best to keep them on a leash, especially in areas with wildlife or grazing animals. Ensure you carry enough water for your dog and clean up after them. Check specific trail regulations if you plan to visit with your canine companion.
At the foot of the dam, you'll find the Cabane du Vieux Emosson, a mountain hut that offers refreshments and dormitory-style accommodation. This provides a welcome stop for hikers and a place to refuel or even stay overnight.
The terrain around Lac du Vieux Emosson is varied. You'll encounter sections of paved road, gravel paths, and more rugged mountain trails. Some routes can be steep and rocky, while others, particularly closer to the dam, are smoother. Comfortable and sturdy footwear is highly recommended for all activities.
The time required to hike around Lac du Vieux Emosson varies significantly depending on the chosen route and your pace. A full circuit exploring the dinosaur footprints and enjoying the views can take several hours. Shorter walks along the dam are quicker, while combining it with a hike from Lac d'Emosson or exploring more challenging routes will extend your journey.
Absolutely. The area around the Vieux Emosson dam itself offers spectacular alpine panoramas. From various points, you can enjoy breathtaking views of the lake, the surrounding valleys, and even distant glimpses of Mont Blanc. The trails leading up to and around the dam are designed to maximize these scenic opportunities.
Lac du Vieux Emosson plays a crucial role in hydroelectric power generation as the upper basin for the Nant de Drance pumped-storage power plant. This impressive engineering marvel, which began operations in 2022, uses the lake's water in conjunction with the lower Lac d'Emosson to generate and store electricity, contributing significantly to Switzerland's renewable energy infrastructure.
While Lac du Vieux Emosson is unique with its dinosaur footprints and specific hydroelectric infrastructure, the broader Valais region of Switzerland is rich in stunning alpine lakes and hiking opportunities. You could explore other high-altitude reservoirs or natural lakes in the Swiss Alps, many of which offer similar breathtaking scenery, challenging trails, and mountain huts.