Highlight • Lake
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Le Grand Large, also known as the Grand-Large Reservoir, is a significant 60-hectare artificial lake located just a few kilometers east of Lyon, France, nestled between the communes of Décines-Charpieu and Meyzieu. This expansive body of water, sitting at an elevation of 184 meters, originated from the ambitious Jonage Canal project of 1897, serving as a vital water reservoir for the Cusset hydroelectric power station along the Rhône. It stands as a testament to early hydroelectric engineering and a cherished…
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Nearby routes
Best routes near Le Grand Large
4.5
(100)
816
riders
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.5
(41)
465
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53.2km
03:11
130m
130m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.6
(24)
259
riders
Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.
Details
Informations
Elevation 180 m
Weather
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Tuesday 24 March
16°C
3°C
40 %
Additional weather tips
Max wind speed: 26.0 km/h
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The trails around Le Grand Large are generally flat and accessible, making them suitable for a wide range of visitors. The terrain is mostly paved or well-maintained paths, ideal for leisurely walks, cycling, and even those with reduced mobility. There are no significant elevation changes, so most routes are considered easy.
Yes, there is a popular 4 km circuit around the lake that is well-suited for a circular walk or cycle. The towpath along the reservoir is also part of the larger Via Rhôna, offering extended options for those looking for longer routes. These paths provide continuous access around the lake's perimeter.
Le Grand Large is generally considered dog-friendly, with many visitors bringing their canine companions. The flat, wide paths are ideal for walks with dogs. However, it's always recommended to keep dogs on a leash, especially given the presence of wildlife and other visitors, and to clean up after them.
Free parking is available at Le Grand Large, making it convenient for those arriving by car. For public transport, the lake is easily accessible from Lyon. While specific bus or tram lines aren't detailed, its proximity to the city suggests good connections. It's advisable to check local transport schedules for the most up-to-date information on routes to Décines-Charpieu or Meyzieu.
Given the 4 km circuit around the lake and its flat terrain, a leisurely walk typically takes about 1 to 1.5 hours. This can vary depending on your pace and how often you stop to enjoy the views or observe nature.
While the immediate vicinity of the lake is focused on natural recreation, its location between Décines-Charpieu and Meyzieu, and just a few kilometers from Lyon, means there are various cafes, restaurants, and accommodation options within a short drive or public transport ride. You'll find a wider selection of amenities in the nearby towns and in Lyon itself.
Le Grand Large offers several pleasant viewpoints, particularly across the expansive water body. The lake itself is a significant natural feature, being a large artificial reservoir. Keep an eye out for the dammed Rhône, which feeds into the reservoir, and the diverse birdlife. Mornings are often recommended for bird watching, offering opportunities to spot various species.
While Le Grand Large is a large body of water, its primary purpose is as a reservoir for a hydroelectric power plant and for recreational activities like fishing and boating. Information regarding wild swimming is not explicitly provided, and it's generally advisable to check local regulations or signage regarding swimming safety and permissions before entering the water.
Le Grand Large is known for its rich biodiversity, particularly its birdlife. Many bird species can be observed, especially during the quieter morning hours. The lake is also renowned for fishing, with carp, pike, and perch being common, indicating a healthy aquatic ecosystem.
Given the generally flat and accessible terrain, comfortable walking shoes or cycling gear are sufficient. During warmer months (April to October), light, breathable clothing is recommended. For cooler periods or early mornings, layers are advisable. Always consider sun protection, as there can be open stretches along the lake.
While the period from April to October is often recommended for outdoor pursuits, Le Grand Large remains accessible in winter. The flat trails are still suitable for winter walks or cycles, provided conditions are safe. Wildlife spotting can also be a peaceful winter activity. However, specific winter sports or activities are not highlighted.