Best lakes around Furna, a scattered settlement in the Swiss canton of Graubünden, offers access to a notable mountain and lake landscape. The region is characterized by its alpine setting, providing a tranquil environment for outdoor activities. Visitors can explore various bodies of water, including natural mountain lakes and man-made reservoirs. The area's natural features make it suitable for those seeking to experience the Graubünden outdoors.
Last updated: July 3, 2026
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Siechastuda – Jenins For a long time, Siechastuda has served as a refuge. Until around 1700, lepers lived here in a plague house, separated from the other villagers. Today, plants and animals that depend on wetlands seek refuge here, as these are now scarce in the intensively farmed Rhine Valley of Graubünden. But it's not just water-loving creatures like the beaver that feel at home in this protected habitat of national importance. Well over 200 plant species, butterflies, bats, hedgehogs, martens, snakes, deer, and many other animals appreciate this near-natural island in the agricultural area. Deadwood is an important component of a naturally developed forest. Standing and fallen deadwood in various stages of decomposition and diameter classes provides a vital habitat for a vast number of creatures. Around 6,000 animal, fungal, and lichen species found in Swiss forests depend on deadwood. Many of these are on the Red List because their habitat has shrunk considerably due to a lack of naturally aged forests with decay phases. According to the guidelines of the Canton of Graubünden and the Federal Office for the Environment, 2-3 deadwood islands should be maintained for every 100 hectares of forest area. Text / Source: Zweckverband Falknis, Werkhofstrasse 14, 7304 Maienfeld https://www.zweckverbandfalknis.ch/naturschutz
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Picturesque scenery and opportunity for swimming when it's warm.
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A visit to Arosa is worthwhile at any time of year; in summer the lake is very beautiful to look at, but in winter it is frozen over.
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The Isel Reservoir, also known as the Arosa Reservoir or Iselsee, has been dammed since 1897. Initially, the dam wall was only two and a half meters high; after several elevations, it is now around twelve meters high. The electricity generated here covers the equivalent of the needs of approximately 2,500 households.
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Beautiful lake which is frozen in winter.
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A pearl of nature, ideal for taking a break and relaxing.
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For a tranquil escape, consider Grünsee, an idyllic mountain lake perfect for lingering. Another excellent option is Bergsee Älpli, known for its serene atmosphere and well-equipped barbecue area, making it ideal for picnics and relaxation.
Yes, Bergsee Älpli is a serene mountain lake suitable for swimming during warmer months. Additionally, Untersee (Lower Lake) features a lido, though its waters are known to be quite cool, even in midsummer.
The region boasts a unique mountain and lake landscape. You'll find natural mountain lakes like Grünsee, as well as man-made reservoirs such as the Arosa Reservoir Dam, which exhibits a beautiful turquoise shimmer. The area also includes protected habitats like the Pond in Graubünden Nature Reserve, home to diverse plant and animal life.
Yes, several lakes offer family-friendly experiences. Upper Lake (Arosa) is located within the Arosa settlement and offers pedalo opportunities. The Arosa Reservoir Dam is also considered family-friendly. Bergsee Älpli provides a barbecue area with facilities, making it a great spot for family outings.
The region offers extensive hiking and biking trails. You can explore various routes, such as the 'Chadschlag – Alp Sattel Untersäss loop' or 'Furna Village – Alp Rona loop' for hiking. For cycling, options include the 'Rhine Riverside Trail' or 'Vineyards of Jenins'. You can find more details on these activities in the Hiking around Furna and Cycling around Furna guides.
Yes, the Arosa Reservoir Dam is a notable man-made monument, dammed since 1897. Its water is known for its beautiful turquoise shimmer. Bergsee Älpli is also referred to as a storage lake, indicating its man-made or modified nature.
Bergsee Älpli is accessible via Furna. You can park at Teufried, from where a shaded forest road leads to the lake, approximately a 15-minute walk. The lake features a well-equipped barbecue area with a shelter, toilet facilities with running water, firewood, a grill grate, and barbecue tongs. A mountain cabin is also nearby.
The warmer months are ideal for visiting, especially if you plan to swim in lakes like Bergsee Älpli or enjoy the lido at Untersee (Lower Lake). The surrounding hiking and biking trails are also best enjoyed during these seasons.
Yes, the Pond in Graubünden Nature Reserve is a protected habitat of national importance. It serves as a refuge for plants and animals that depend on wetlands, including beavers, and supports over 200 plant species, butterflies, bats, and other wildlife.
For Bergsee Älpli, there is a specific car park available at Teufried. From there, it's a short walk to the lake. For other lakes, parking availability may vary, but many trailheads and popular lake access points in the region typically offer designated parking areas.
Visitors appreciate the tranquil environment and the opportunities for relaxation and outdoor activities. Highlights like Grünsee are praised as idyllic spots for a break, while the turquoise waters of the Arosa Reservoir Dam are noted for their beauty. The well-maintained facilities at places like Bergsee Älpli also contribute to a positive visitor experience.


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