Lakes around Saint-Ciergues are characterized by artificial reservoirs constructed to support the Marne and Saône canal. The region features the notable Lac de la Mouche, known for its natural setting and historical significance as one of four Langres lakes. These lakes are surrounded by forests and villages, offering opportunities for outdoor activities. The area provides a mix of historical engineering and natural landscapes for visitors to explore.
Last updated: June 29, 2026
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A very beautiful circular route around Lac de la Liez, whether on foot or by bike.
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easy place to walk, nice view mixed with nature
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Lac de la Mouche is surrounded by forests and villages where you can admire views of the water and wildlife, as well as the impressive semi-viaduct dam that holds back the lake. The trail is easy and well marked, and you can access it all year round.
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You can walk along the shore of the first of the three pools, dedicated to nature and water activities. You will enjoy the views of the lake and the village, and you may spot some of the migratory birds that frequent this preserved space. The Lac de Charmes circuit is an excellent option for your running.
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From Champigny Bay, you can admire the view of the water, forest and wildlife all along the route.
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With its 290 ha, the Liezsee is the only lake that can be admired from the city walls of Lingon. Construction of the 460m long and 16m high dam was completed in 1888. The lake is surrounded by a great hiking and running trail, so it's the perfect place for your run.
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Lac de la Liez beach is a sandy beach which offers a beautiful view of the lake and the dam. You can swim in the lake when the green flag is raised, which means the water quality and safety are good. The beach also has a solarium, volleyball court, playground and picnic area. A first aid station and toilets will make your task easier. The beach is open from June to September, from 1:30 p.m. to 7 p.m.
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Lac de la Mouche is surrounded by forests and villages where you can admire views of the water and wildlife, as well as the impressive semi-viaduct dam that holds back the lake. The trail is easy and well marked, and you can access it all year round.
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The lakes in this region, including the notable Lac de la Mouche, are primarily artificial reservoirs built between 1881 and 1890. Their original purpose was to maintain the navigability of the canal connecting the Marne and Saône rivers. They are known for their blend of historical engineering, such as the semi-viaduct dam at Lac de la Mouche, and serene natural environments surrounded by forests and villages.
Yes, the area offers several hiking opportunities. For example, Lac de la Mouche features an easy, well-marked 7-kilometer circular trail that is accessible year-round. You can find more hiking options in the area by exploring the Hiking around Saint-Ciergues guide, which includes routes like the 'Tour du Lac de la Mouche'.
Liez Lake Beach is a popular spot for swimming, offering a sandy beach with amenities like a solarium, volleyball court, and picnic area. Swimming is permitted when the green flag is raised, indicating good water quality and safety. Lac de Charmes also provides opportunities for swimming.
Absolutely. Lac de la Mouche has a 7-kilometer trail encircling the lake, which is ideal for both walking and mountain biking. It's an easy, well-marked path offering excellent views and is accessible throughout the year.
Yes, several lakes cater to families. Liez Lake Beach is particularly family-friendly, featuring a playground, picnic area, and safe swimming conditions. The easy trails around lakes like Lac de la Mouche are also suitable for families with children.
The lakes can be enjoyed year-round. For particularly clear waters and vibrant reflections, spring (April to June) is recommended, especially for Lac de la Mouche. Summer months are ideal for swimming and beach activities at spots like Liez Lake Beach.
Yes, the area around the lakes offers amenities. For instance, the hillside village near Lac de la Mouche is known to have an excellent restaurant. Liez Lake Beach also has facilities, including a restaurant, making it convenient for visitors.
The lakes are rich in biodiversity. Lac de la Mouche, in particular, supports unique vegetation, including rare algae and amphibious plants like graminoid water plantain, and its lakeside hosts species such as marsh germander. It's also a great spot for bird-watching and observing general wildlife in its forested surroundings.
Yes, the trails around the lakes are suitable for cycling. The 7-kilometer path around Lac de la Mouche is popular for mountain biking. For more extensive routes, you can explore the Gravel biking around Saint-Ciergues guide or the Cycling around Saint-Ciergues guide for various difficulty levels.
The lakes, including Lac de la Mouche, are part of a system of four artificial reservoirs constructed in the late 19th century. Their primary role was to ensure the navigability of the canal connecting the Marne and Saône rivers. The impressive semi-viaduct dam at Lac de la Mouche is a testament to this historical engineering.
Lac de Charmes is particularly popular among fishing enthusiasts. While the guide highlights its popularity for fishing, local regulations and permits should be checked before planning a fishing trip.
Many spots around the lakes offer beautiful views. Lake Mouche provides picturesque reflections of the surrounding forests and villages, and its dam offers an impressive sight. Champigny Bay is also noted for its views of the water, forest, and wildlife.


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