4.7
(21)
109
hikers
13
hikes
Mountaineering routes around Aulon traverse the high Pyrenean landscape, characterized by significant elevation changes and alpine environments. The region features challenging ascents to prominent peaks and passes, often alongside glacial lakes and through rocky cirques. This area offers a diverse range of terrain for experienced mountaineers seeking demanding climbs and panoramic views.
Last updated: June 20, 2026
5.0
(8)
36
hikers
Moderate mountaineering route. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
5.0
(5)
15
hikers
13.1km
05:59
810m
810m
Hard mountaineering route. Very good fitness required. Mostly accessible paths. Sure-footedness required.

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4.0
(2)
12
hikers
10.3km
07:11
1,360m
1,360m
Hard mountaineering route. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
5
hikers
13.4km
05:03
660m
670m
Hard mountaineering route. Very good fitness required. Mostly accessible paths. Sure-footedness required.
5.0
(1)
8
hikers
22.0km
09:39
1,610m
1,610m
Hard mountaineering route. Very good fitness required. Mostly accessible paths. Sure-footedness required.
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On the climb to Cap d'Long, a detour to this lake is highly recommended. The climb and the scenery above are even more beautiful than the first.
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There you'll find expert advice on what to do next on your hikes. If you stay the evening, the dining room is welcoming and the meals are delicious and plentiful. The nearby bivouac area can accommodate around ten tents.
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Magnificent lake with a path allowing you to admire it from all angles.
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An amazing view, with the added bonus of some spectacular fine dining (book in advance for dining!)
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Ascent to the summit on foot; no cable car access until 2027. No access to the restaurant or restrooms, but drinking water is available.
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Do it in the evening for the sunset, it's magnificent or conversely to admire the sunrise. The night of stars is magnificent! 🤩
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The succession of lakes in the opposite direction to what the majority of hikers do is a real eye-opener 🤩 Be careful, departure at 9am from the paid parking lot 🅿️ and we were far from being the first!
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Mountaineering routes in the Aulon region traverse a high Pyrenean landscape, featuring significant elevation changes and challenging alpine environments. You'll find demanding ascents to prominent peaks and passes, often alongside glacial lakes and through rocky cirques. The area is best suited for experienced mountaineers.
The mountaineering routes around Aulon are generally considered challenging, with options ranging from moderate to difficult. There are no routes classified as 'easy' for mountaineering in this specific guide, as the terrain is geared towards experienced individuals seeking demanding climbs.
The routes vary in length and ascent. For example, the Col de Sencours loop from Col du Tourmalet is about 13 km with over 870 meters of elevation gain. More challenging routes like the Arbizon loop from Aulon can be around 10 km but involve over 1300 meters of ascent, requiring significant stamina.
The best season for mountaineering in the Pyrenees, including Aulon, is typically from late spring to early autumn (June to September). During these months, snowmelt has usually receded from higher elevations, and weather conditions are generally more stable, though alpine weather can change rapidly. Winter mountaineering is possible but requires specialized equipment and expertise due to snow, ice, and avalanche risks.
Yes, many of the mountaineering routes around Aulon are designed as loops. For instance, the Néouvielle Peak loop from Réserve naturelle du Néouvielle offers a challenging circular path to a prominent peak. Another option is the Gourg de Cap de Long – Pic de Campbieil loop from Lac de Cap-de-Long, which takes you through high mountain terrain and past glacial lakes.
The routes often pass by stunning natural features. You can expect to encounter beautiful glacial lakes such as Lake Orédon, Lac d'Aubert, and Les Laquettes. Many routes also traverse iconic mountain passes like Col d'Aspin and Hourquette d'Ancizan, offering expansive views.
The mountaineering routes in Aulon are highly rated by the komoot community, with an average score of 4.8 stars from over 20 reviews. Reviewers often praise the rugged alpine scenery, the challenge of the ascents, and the stunning views of glacial lakes and prominent peaks that define the Pyrenean landscape.
Yes, several routes provide opportunities to see multiple high-altitude lakes. The Réservoir des Laquets – Laquette de Gréziolles loop from Caderolles is a great example, leading you past several picturesque water bodies in a high mountain setting.
Public transport options directly to the high-altitude starting points of mountaineering routes in the Pyrenees can be limited. While some valleys may have bus services, reaching specific trailheads often requires a car. It's advisable to check local bus schedules for the specific valley you plan to visit, especially during peak season, or consider carpooling.
Parking is typically available at the main starting points of popular trails and mountain passes, such as Col du Tourmalet or near the Réserve naturelle du Néouvielle. These areas often have designated parking lots, though they can fill up quickly during peak season. Always arrive early, especially for longer routes, and ensure you park legally to avoid fines.
Regulations regarding dogs can vary, especially within protected areas like the Réserve naturelle du Néouvielle, where dogs may be restricted or required to be on a leash to protect wildlife. It's essential to check specific rules for each route or area you plan to visit. Generally, in the Pyrenees, dogs are often tolerated on trails but should always be kept under control.
Mountain weather in the Pyrenees is highly unpredictable and can change rapidly, even in summer. Be prepared for all conditions, including sudden drops in temperature, rain, fog, and even snow at higher elevations. Always check the local mountain weather forecast before heading out and carry appropriate gear, including waterproofs, warm layers, and navigation tools.


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