Best lakes around Urdos are found in the Pyrenees, near the Somport Pass, making Urdos a base for exploring mountain lakes. This region offers natural beauty and numerous hiking opportunities. The area is known for its high-altitude lakes and glacial origins.
Last updated: May 9, 2026
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There are many people who prefer to sleep further away.
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For lovers of nature and adventure, this site promises to leave an indelible mark. Located in the heart of the Pyrenees, Lac Bersau is a hidden treasure in the Pyrenees National Park. Lac Bersau is famous for its crystal clear waters that majestically reflect the surrounding mountains. At an altitude of 2,250 meters, you will find yourself surrounded by impressive peaks and a peace that only nature can provide. This place is also home to a fragile ecosystem, home to various species of flora and fauna adapted to the altitude.
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Ibón next to a refuge with the same name
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free drinking water available, also other drinks for a fee, was with us, on the 13.4 km walk just after the highest point and came as called because I was already without water after hours in the burning sun 🫣
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Outside the summer season it has a free winter shelter and a small room with a table. We can also get water.
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The lakes around Urdos are nestled in the heart of the Pyrenees, near the Somport Pass, offering a true mountain experience. They are known for their high-altitude settings, glacial origins, and stunning panoramic views. Many also serve as traditional summer pastures, adding an authentic charm with the presence of horses and cows.
Among the most popular are the Lakes of Ayous, including Lac Roumassot and Lac Bersau. These lakes are highly regarded for their scenic beauty and offer trails that cater to various levels of experience. Anayet Lakes are also a favorite, known for their unique volcanic landscape.
Yes, several refuges offer facilities and accommodation. Refuge d'Ayous is located near Lac Gentau and provides dining and sleeping options. Another option is Refuge de Pombie, situated directly on a lake at the foot of the Pic du Midi d'Ossau, offering spectacular views and beds.
You can expect breathtaking panoramic views of the Pyrenees, pristine natural environments, and diverse landscapes shaped by glacial activity. The lakes are often surrounded by rugged peaks, lush pastures, and unique geological formations, such as the volcanic crown around the Anayet Lakes.
While many trails in the Pyrenees can be challenging, there are often easier sections or shorter routes to enjoy the lake scenery. For specific easy routes, it's best to consult detailed hiking guides. The region's natural beauty can be appreciated even on less strenuous paths, though many popular lake hikes involve intermediate difficulty.
Generally, dogs are allowed on many trails in the Pyrenees, but it's crucial to keep them on a leash, especially in areas with livestock (like summer pastures) or protected wildlife. Always check local regulations for specific areas or national parks, as rules can vary.
The best time to visit is typically from late spring to early autumn (roughly May to October). During these months, the weather is generally milder, trails are more accessible, and the high-altitude lakes are free of snow. Summer offers the warmest temperatures and full access, while spring and autumn provide beautiful seasonal colors and fewer crowds.
Beyond hiking, the Urdos area offers various outdoor activities. You can find numerous running trails, including loops like the 'Ossau Valley – Lake Bersau loop' or 'Col d'Ayous loop'. Cycling is also popular, with routes such as the 'Somport Pass – Refugio Pepe Garcés loop'. For more details on routes, check the Running Trails around Urdos, Cycling around Urdos, and Hiking around Urdos guides.
Many of the lakes around Urdos are of glacial origin, a defining characteristic of the Pyrenean landscape. Lac Roumassot, for instance, is a natural lake of glacial origin. The Anayet Lakes are also a set of small glacial lakes in the Aragonese Pyrenees, accessible from the Urdos area.
Yes, Lac Roumassot, the lowest of the Ayous lakes, is notable for serving as a summer pasture. The presence of horses and cows grazing around the lake adds an authentic touch, reflecting the region's traditional agricultural heritage.
The Anayet Lakes are renowned for their unique setting at 2,200m altitude, nestled below two volcanic peaks, El Vértice de Anayet and El Pico de Anayet. The landscape features a striking volcanic crown and mineral-colored jewels surrounding a large lacustrine crater, offering a truly distinctive and memorable view.
Refuges typically offer basic facilities for hikers, including sleeping places (often dormitory-style), and the possibility to eat. For example, Refuge d'Ayous provides accommodation and dining options. It's always recommended to check their official websites for precise dates of operation, booking information, and specific services like mobile phone charging.


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