Best lakes around Roisan, a municipality in the Aosta Valley, offers a natural landscape with several notable lakes. The region is characterized by its mountainous terrain and diverse aquatic environments. These lakes provide various experiences, from accessible natural spots to high-altitude alpine destinations. The area's natural beauty makes it a destination for outdoor activities.
Last updated: May 2, 2026
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Popular around Roisan
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Hiking around Roisan

Gravel biking around Roisan

Mountain Hikes around Roisan
Cornet Lake at 2,234m. Reachable from Glacier along paths 6 and 6A. It is also possible to climb to the top of Mount Cornet.
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Les Iles: This area is a wetland in the central part of the valley, where former mining activities have led to the formation of lakes. These lakes now provide refuge and food for countless bird species. It is an important resting place for migratory birds and is also home to several breeding birds.
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This is a wonderful natural corner, easily accessible, with an area equipped for picnics with tables, benches and barbecue grills. You can purchase firewood at the local shop near the scenic lake. If you pay the fare, parking is free. If you're in the vicinity, it's definitely worth a visit.
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Path that passes near the Dora Baltea, close to artificial lakes near Lillaz, a nice quiet area for a relaxing ride
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From Aosta to Saint Vincent along the Plaine cycle path and back to l’adret along the ru to Saint Christophe interspersed with dirt roads and paths. . Some push sections.
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Descent only for experienced people, then also possible with the E-BIKE. Some steep steps have to be overcome, so surefootedness is required. A scenic highlight.
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Ollomont is a small alpine town in Valpelline, a wild place, very far from mass tourism. It is surrounded by high peaks and an infinite number of bodies of water.
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For a family-friendly outing, Lake Lexert is an excellent choice. It's easily accessible, features a dedicated picnic area with tables, benches, and barbecue grills, and children can play by the water or search for berries and mushrooms in summer. The Les Iles Nature Reserve also offers easy walking paths suitable for families.
Yes, for a more challenging alpine experience, consider Lago Cornet, situated at 2,234 meters. It's reachable via hiking paths 6 and 6A from Glacier. Another option is Lago delle Rane, located at 2,376 meters, which involves a long uphill stretch and steep steps, rewarding experienced hikers and mountain bikers with fantastic views.
The Les Iles Nature Reserve is a significant wetland ecosystem and a crucial habitat for various wildlife, including migratory and breeding birds. It's an ideal spot for birdwatching, especially during spring and autumn.
Absolutely. Lake Lexert is well-equipped for visitors, boasting a dedicated picnic area with tables, benches, and barbecue grills. Firewood can be purchased nearby, making it perfect for a relaxing day out.
Lake Lexert features an accessible path, approximately 400 meters long, specifically designed to cater to motorized disabled individuals, ensuring broader enjoyment of the serene surroundings.
Beyond visiting the lakes, you can enjoy various outdoor activities. There are numerous hiking trails around Roisan, including routes like the 'Bike rest area with lookout – Roisan loop'. For cyclists, gravel biking routes like the 'Giro dei Ru di Roisan' are available. You can also find running trails, such as the 'Castello di Quart loop'.
Yes, at Lake Lexert, parking is free with fare payment, making it convenient for visitors arriving by car.
Lake Lexert is known for its serene fishing spots. The Les Iles Nature Reserve also contains fish like tenches and pikes, though specific fishing regulations should be checked.
The best time depends on your preferred activities. Summer is ideal for hiking to high-altitude lakes like Lago Cornet and enjoying picnics at Lake Lexert. Spring and autumn are excellent for birdwatching at Les Iles Nature Reserve. In winter, a cross-country ski track passes near Lake Lexert, offering opportunities for winter sports.
The region offers diverse natural landscapes. You'll find alpine vegetation and lush larch and fir trees around Lake Lexert. Higher up, Lago Cornet and Lago delle Rane are surrounded by rugged mountainous terrain. The Les Iles Nature Reserve is a wetland ecosystem with marsh cane, reeds, and sedge, providing a different natural experience.
Yes, the Les Iles Nature Reserve, located on the Dora Baltea river, is an important wetland ecosystem. It spans 35.4 hectares and features two quarry lakes with naturally repopulated shores, serving as a crucial habitat for various wildlife.


Still not found your perfect lake around Roisan? Check out the guides of these regions to see even more beautiful places.