Best lakes around Ernen are found within the Binntal Nature Park in Switzerland, offering access to a collection of mountain lakes. This region is characterized by diverse landscapes, including moorlands, glaciers, alpine meadows, and scree. The area provides numerous opportunities for outdoor activities, with a focus on natural beauty and varied terrain.
Last updated: June 24, 2026
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The snack bar at the lake, very friendly, delicious food and drinks and for our e-bike driver there was also free electricity
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Time to enjoy and linger
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Just ten minutes' walk from the village center of Bettmeralp, the barrier-free Bettmersee is a special idyll in the Aletsch Arena holiday destination. Thanks to the natural paddling pool, stroller-friendly circular path and playground, the mountain lake is an ideal destination for families. https://www.aletscharena.ch/aletsch-arena/poi/bettmersee
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Small hamlet of the municipality of Binn with lake
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This lake supplies the three mountain villages with drinking water. This shows even more that we need to take care of our nature.
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The mountain pasture offers quick restaurant services and typical homemade takeaway products (yoghurt and cheese), an excellent base for tours of any kind
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Alpe Devero is a pearl of the Lepontine Alps, now famous and therefore busy in summer and on weekends, watch out for the road when it is narrow, campers and bulky vehicles go up. The climb is a pleasure, as is a break at the Alp and a visit when possible.
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Excellent starting point for various excursions, but also an ideal rest area for rest/refreshment
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For families, Bettmersee is an excellent choice, featuring a dedicated paddling area for children and a bathing jetty for swimmers. It also has barbecue areas. Another option is Alpe Devero, which is noted as family-friendly and offers a beautiful area for outdoor activities.
Yes, Bettmersee is listed as wheelchair accessible, making it a good option for those seeking easier access to a lake environment.
Many lakes in the Binntal Nature Park are accessible via hiking trails. For instance, a popular 11 km loop hike to Schaplersee starts from Binn. You can find various hiking routes, including easy and moderate options, in the area by exploring the Hiking around Ernen guide.
Yes, swimming is permitted in certain areas. Bettmersee has a bathing jetty for swimmers, and Mässersee, a beautiful small mountain lake, also allows swimming in designated areas.
The lakes around Ernen are set in diverse landscapes. You'll find crystal-clear waters, moorlands of national importance around Halsesee, lush alpine meadows near Schaplersee, and stark scree landscapes surrounding glacial lakes like Geisspfadsee. The Binntal Nature Park is also known for its diverse flora and fauna.
Yes, for experienced hikers, Geisspfadsee, situated at 2400 meters amidst a scree landscape, is part of more challenging and longer hiking itineraries. The Binntal Nature Park offers an extensive network of trails, including those with significant elevation gains.
Near Märjelensee, you can find the Gletscherstube Märjelen, a mountain hut offering food and a place to stop. Ze Binne at the Binna Reservoir also has a nice place to stop, the Twingi Stubji. The settlement of Alpe Devero also offers restaurants and facilities.
The best time to visit is generally during the warmer months, from late spring to early autumn, when hiking trails are clear of snow and the weather is favorable for outdoor activities. This allows full enjoyment of the diverse landscapes and lake activities.
While many trails in Switzerland are dog-friendly, it's important to be aware of local regulations, especially regarding leashes, particularly in nature protection areas or near livestock. Always check specific rules for the Binntal Nature Park and Aletsch Arena.
Märjelensee is a calm mountain lake that was originally dammed by a glacier. Due to glacial melt, it is now characterized by several smaller lakes formed by moraines, fitting idyllically into the surrounding mountains. It offers a beautiful trail along its banks.
Halsesee is renowned as one of the most beautiful lakes in the Binntal valley, featuring crystal-clear waters amidst moorland. Grengjer See is also often described as 'the jewel' of the Binntal lakes, resting on a pristine terrace in the Saflisch valley.
Beyond hiking, the region around Ernen offers various outdoor activities. You can explore running trails with options like the 'Wichel Chapel loop from Fiesch' or 'Schranni loop from Bellwald' from the Running Trails around Ernen guide. Mountain biking is also popular, with trails such as the 'Enduro Tour Fiescheralp - Aletsch Arena' available in the MTB Trails around Ernen guide.


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