Highlight • Lake
Hiking
5.0
(28)
Lac des Joncs is a small, ancient mountain lake nestled in the picturesque region of Les Paccots, within the canton of Fribourg, Switzerland. Situated at an elevation of 1,235 meters above sea level on the heights of Châtel-St-Denis, this remarkable natural monument is estimated to be over 5,000 years old, with its geological formation dating back some 15,000 years. It is a protected natural site, recognized for its exceptional biodiversity and unique geological history, making it a significant landmark in…
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January 31, 2023
Hiking
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Details
Informations
Elevation 1,230 m
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Thursday 12 March
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1°C
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Additional weather tips
Max wind speed: 19.0 km/h
Most visited during
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The primary trail is an easy, flat circular path around the lake, made of wood shavings. It's suitable for all ages and takes approximately 10 to 30 minutes to complete at a leisurely pace. While the immediate area is very accessible, the broader Les Paccots region offers a variety of hiking trails with varying difficulties and lengths for those looking for more extensive adventures.
Beyond the lake itself, which is often described as a "small shimmering emerald," the surrounding peat bogs and alpine meadows are significant natural features. Educational boards along the circular path highlight the lake's unique flora and fauna, including rare species like the dwarf water lily. The geological formation of the lake, believed to be two ancient dolines, is also a fascinating aspect of its natural history.
Information on parking near Lac des Joncs is available, and it's advisable to check local signage upon arrival. For public transport, you can typically reach Les Paccots via bus services, often connecting from larger towns like Châtel-St-Denis. From Les Paccots, Lac des Joncs is usually accessible by a short walk or local transport options.
While the intro suggests spring through autumn for optimal nature observation, Lac des Joncs can also be visited in winter. The circular path around the lake may be accessible, offering a peaceful experience in a snowy landscape. However, visitors should check local conditions and ensure they have appropriate winter gear, as some facilities or access might be limited during heavy snow.
Yes, Lac des Joncs is highly family-friendly, featuring giant board games that invite amusing activities for children. The easy, flat circular path is perfect for families with young children. Regarding dogs, they are generally welcome on trails in the region, but it's always best to keep them on a leash, especially given the lake's status as a protected natural site and amphibian spawning ground, to protect the delicate ecosystem.
Lac des Joncs is a protected natural site, registered on the Swiss Federal Inventory of Amphibian Spawning Areas. It harbors several rare and endangered plant and animal species, including the dwarf water lily, round-leaved sundew, and the common toad. Visitors might also spot various birds and insects that thrive in the peat bog and alpine meadow environment surrounding the lake.
Lac des Joncs itself is a natural sanctuary without commercial establishments directly on its shores. However, the nearby village of Les Paccots offers various amenities, including cafes, restaurants, and accommodation options. Visitors can find places to eat or stay within a short distance, making it convenient to combine a visit to the lake with other activities in the region.
No, to protect its fragile and unique ecosystem, swimming, boating, and diving are strictly not permitted in Lac des Joncs. The lake is a significant natural monument and a national amphibian spawning ground, and these restrictions are in place to preserve its biodiversity and natural state.
As a popular and easily accessible natural attraction, Lac des Joncs can attract a fair number of visitors, particularly on sunny weekends and during peak holiday seasons. To enjoy a more tranquil experience, arriving earlier in the morning or visiting on weekdays is often recommended. Despite its popularity, the serene atmosphere generally prevails, especially along the quiet paths.
Lac des Joncs is an ancient lake, estimated to be over 5,000 years old, with its geological formation beginning around 15,000 years ago during the deglaciation of the Paccots region. It formed in depressions known as dolines, created when rainwater dissolved underlying gypsum, causing the moraine layer to subside. The lake is believed to be composed of two such dolines, forming a unique "double funnel" structure.