4.7
(933)
8,997
hikers
10
hikes
Waterfall hiking trails around Lac de Mar traverse a mountainous landscape characterized by high peaks, glacial lakes, and dense forests. The region, part of the Pyrenees, features significant elevation changes and numerous watercourses that feed into impressive cascades. Hikers can expect a mix of rocky paths, alpine meadows, and shaded woodland trails, often leading to panoramic views.
Last updated: June 25, 2026
4.6
(22)
146
hikers
9.99km
04:57
850m
850m
Hike the moderate 6.2-mile Lagos de Gémena trail in Aigüestortes i Estany de Sant Maurici National Park, gaining 2775 feet.
4.7
(20)
135
hikers
Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.

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4.7
(6)
156
hikers
17.6km
09:36
1,460m
1,460m
Hike the difficult Pico Mulleres — Valle de Arán trail, covering 11.0 miles with 4804 feet of gain for panoramic Pyrenees views.
4.2
(5)
97
hikers
14.9km
08:47
1,590m
1,590m
This difficult 9.2-mile hike in Aigüestortes i Estany de Sant Maurici National Park summits Pic de Comaloformo and Besiberri Sud.
3.8
(9)
78
hikers
Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.
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The climb is relatively tough, but it's so worth it. We were able to cool off in some fairly cold water at the beginning of August, which gave us the energy to continue the route.
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I have no idea what the shelter will be like, but they wanted to charge me 50 euros for 1 night, which is completely unacceptable for a SHELTER. Unacceptable price.
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Spectacular views of Aneto and the Cursed Mountains
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It owes its name to some rocky formation with a cracked or porous appearance that reminds us of a beehive. It is 2884 meters high.
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The Comaloforno (3,029m) is one of the most spectacular three miles of the Aigüestortes and Estany de Sant Maurici National Park.
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A spa of Roman origin. Today it is an important thermal and tourist center, with two hotels. The waters are considered mineral-medicinal and flow from a total of 37 sources.
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Also known as the Cua de Cavall (horsetail), this waterfall exhibits a vertical fall that exceeds 100 meters in height. The forest that surrounds this waterfall acts as a refuge for various species that are not found in other valleys of the Park.
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A departure and an arrival, what more could you ask for? :)
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The waterfall hiking trails in the Lac de Mar region are generally considered moderate to difficult. There are no easy routes listed, so hikers should be prepared for significant elevation changes and varied terrain. For example, the Estanys de Gémena Trail is rated moderate, while the Tuc de Molières Trail is difficult.
Yes, there are circular options available. A popular choice is the Caldes de Boí to Estanque Gémena de Baix — circular route, which explores the national park and offers views of lakes and mountain scenery. Another is the South entrance of the Vielha Tunnel – Molières Waterfall loop.
The best time for waterfall hiking in Lac de Mar is typically from late spring to early autumn (May to October). During this period, the weather is generally more stable, snow has melted from higher elevations, and the waterfalls are often at their most impressive due to snowmelt and rainfall. Winter hiking can be challenging due to snow and ice.
Given that all listed routes are rated moderate to difficult, the trails may be challenging for younger children or families without significant hiking experience. However, older, experienced children who are accustomed to longer distances and elevation gain might enjoy routes like the Caldes de Boí to Estanque Gémena de Baix — circular.
You can expect a diverse range of terrain, including rocky paths, alpine meadows, and shaded woodland trails. The region is characterized by high peaks and glacial lakes, so trails often involve significant elevation changes and can be rugged, especially on routes like the Besiberri Sud and Comaloforno Trail.
Parking is generally available at or near the trailheads for many routes in the Lac de Mar region, often in designated areas or nearby villages. However, it's always advisable to check specific route details or local information for your chosen trail, especially during peak season, as availability can vary.
Given the mountainous terrain and potential for varied weather, it's recommended to wear sturdy hiking boots, layered clothing suitable for changing conditions, and waterproof outerwear. Always carry enough water, snacks, a map or GPS device, and sun protection. Trekking poles can also be beneficial on steeper sections.
The duration of waterfall hikes in Lac de Mar varies significantly depending on the route's length and difficulty. For instance, a moderate trail like the Estanys de Gémena Trail (10.0 km) can take around 5 hours, while a difficult and longer route such as the Tuc de Molières Trail (17.6 km) might require over 9 hours.
While specific 'hidden gems' are often discovered by local exploration, trails that are longer or more challenging, such as the Besiberri Sud and Comaloforno Trail, tend to attract fewer hikers than more accessible options. Exploring during off-peak times can also provide a more secluded experience.
The waterfall trails in Lac de Mar are highly regarded by the komoot community, with an average rating of 4.7 stars from over 800 reviews. Hikers frequently praise the stunning natural beauty, the pristine glacial lakes, and the challenging yet rewarding mountain scenery.
Public transport options to reach specific trailheads in the mountainous Lac de Mar region can be limited. It is generally recommended to use private transport for greater flexibility. However, some villages near trail access points may have local bus services, so it's best to check regional transport schedules if you plan to rely on public transport.
The Lac de Mar region features numerous glacial lakes and clear mountain streams. While specific designated wild swimming spots near waterfalls are not detailed, many hikers enjoy cooling off in the natural pools found along rivers and near lakes. Always exercise caution, check water conditions, and be aware of strong currents or cold temperatures.


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