Nestling deep in the hills, Lac de Guerlédan stretches its length through the Blavet Valley. Each meander reveals a different facet of its personality. It's the perfect place for family walks and swims, but also the perfect playground for hikers, trail runners and water sports enthusiasts.
In the heart of central Brittany, Lac de Guerlédan is the result of the construction of a hydroelectric dam on the river Blavet. The lake was created in 1930, making it the largest artificial lake in Brittany, with a surface area of 304 hectares, a length of 12 kilometres and a depth of 45 metres at the foot of the dam.
What to do around the lake
The area around Lac de Guerlédan continues to grow. With friends or family, there are more and more activities on offer. Here's an overview of what you can do
- Tour of Lac de Guerlédan on foot, in one day or three, you'll find your own pace!
- Visit theLac de Guerlédan electro-library and discover all the secrets of the dam
- Discover theThe Abbey of Bon Repos
- Visit the Guerlédan dam
- Water sports activities
- ... And lots more to discover
Looking for accommodation for your next trip?
For more precision, filter by commune and the town of Saint-Aignan.
News from the lake
02 August 12 August 2023
Bon-Repos Sound and Light Show
The 15 August 2023
