Best lakes around Mûr-De-Bretagne are centered around Lac de Guerlédan, Brittany's largest artificial lake. This expansive body of water, formed by a hydroelectric dam on the Blavet river, spans approximately 12 kilometers and is surrounded by the Quénécan forest. The area offers diverse landscapes, including wooded shores, coves, and beaches. It serves as a hub for outdoor activities and features historical sites like the Nantes-Brest Canal remnants and the Abbaye de Bon Repos.
Last updated: June 23, 2026
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The silence of the woods, the beauty of the landscape and the views over Lake Guerlédan
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Very beautiful forest path in the Quénécan forest between the dam and Sordan
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Superb view of Lake Guerledan from the treetop adventure course
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Guerledan Dam possibility of going to the foot by road to admire this impressive building. On the right a small path leads up to lake level, the view is superb.
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The cove of Landroannec has a small beach and is crossed by the path that goes around the lake of Guerlédan. It is a beautiful leisure base and a choice birdwatching spot.
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This trail offers great little singles for hiking or running on an ultra-fun route with, in addition, magical viewpoints over Lake Guerlédan.
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Nice view. Perfect to take a breather
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Large lake next to the quaint hamlet of Landroanec. On the opposite side there's a beach.
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The primary attraction is Lac de Guerlédan, Brittany's largest artificial lake, surrounded by the Quénécan forest. You'll find diverse landscapes including wooded shores, hidden coves, and sandy beaches like Beau Rivage and Anse de Sordan. Notable natural features include the impressive Guerlédan Dam itself, and various viewpoints offering panoramic vistas of the lake, such as View of Lake Guerlédan.
Yes, the area is excellent for hiking and running. The GR®341 offers a challenging 40 km hike around the entire lake. For shorter options, the Shaded trail along Lake Guerlédan provides great single tracks with magical viewpoints. You can find more detailed routes in the Hiking around Mûr-De-Bretagne and Running Trails around Mûr-De-Bretagne guides.
Lac de Guerlédan is a hub for water sports. You can enjoy swimming, canoeing, kayaking, paddleboarding, and water skiing. Rental facilities are available at various sites around the lake, including Landroannec, Rond Point, and Beau Rivage beaches.
Absolutely. The lake offers several family-friendly locations. Landroannec Cove features a small beach and is a beautiful leisure base. Similarly, Landroanec Beach is a charming bay perfect for families. Many viewpoints, like View of Lake Guerlédan, are also easily accessible for all ages.
The area is rich in history. The creation of the dam submerged 17 locks of the historic Nantes-Brest Canal, whose remnants are occasionally visible during lake draining events. Nearby, you can visit the 12th-century Cistercian Abbaye de Bon Repos, a significant cultural site. On the Morbihan side, the ancient Forges des Salles offers a glimpse into 18th-century industrial heritage.
Yes, the surrounding area is excellent for mountain biking. There's a dedicated VTT station with 12 marked circuits. You can explore various routes, including those that offer views of the lake and pass by historical sites. Check out the MTB Trails around Mûr-De-Bretagne guide for specific routes.
The lake is beautiful year-round, but the warmer months from late spring to early autumn (May to September) are ideal for water sports and enjoying the beaches. Spring and autumn offer pleasant temperatures for hiking and cycling, with vibrant foliage in the fall. Even in winter, the serene landscapes offer a peaceful experience.
Yes, Landroannec Cove is noted as a choice birdwatching spot. The diverse natural environment of Lac de Guerlédan and the surrounding Quénécan forest provides habitat for various bird species, making it a rewarding area for nature observation.
Visitors particularly appreciate the stunning natural beauty and the wide array of outdoor activities available. The magical viewpoints over Lac de Guerlédan, the peacefulness of the wooded trails, and the opportunity for both active adventures and tranquil relaxation are frequently highlighted. The area's rich history, including the submerged canal locks and nearby abbeys, also adds to its appeal.
While a car is often convenient for exploring the wider area, Lac de Guerlédan is well-integrated with cycling routes like La Vélodyssée EV1. Public transport options exist to reach the general area from Carhaix train station, though local connections to specific lake access points might be limited. It's advisable to check local transport schedules for the most up-to-date information.
Yes, Lac de Guerlédan is a popular spot for fishing enthusiasts. There are numerous accessible locations and pontoons around the lake suitable for fishing. Local regulations and permits may apply, so it's recommended to check with local authorities or tourist information for specific requirements.


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