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Spain
Catalonia
Lleida
Val D'Aran

Lac Tòrt d'Arrius

The best walks and hikes around Lac Tòrt d'Arrius

4.7

(618)

5,634

hikers

132

hikes

Hiking around Lac Tòrt d'Arrius offers access to a high-altitude glacial lake situated at 2,348 meters within the Spanish Pyrenees. The region is characterized by rugged, rocky terrain and features the Bessiberi mountain range and the Rius valley. This area is part of the peripheral zone of the Aigüestortes i Estany de Sant Maurici National Park, providing a landscape of craggy peaks and glacial lakes. Trails often involve rocky paths, roots, and varying humidity, requiring appropriate footwear.

Best hiking trails…

Last updated: May 23, 2026

5.0

(6)

42

hikers

#1.

Restanca Refuge – Lac de Mar loop from Refugi de la Restanca

14.6km

06:44

880m

880m

Hard hike. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

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Hard

Hard hike. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

Hard
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Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.

Moderate

Hard hike. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

Hard

5.0

(3)

173

hikers

This difficult 8.4-mile hike to Tuc de Molières from Espitau de Vielha offers panoramic Pyrenees views and significant elevation gain.

Hard
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Cycling around Lac Tòrt d'Arrius

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Tips from the Community

Alvaro Hernandez
March 6, 2025, Refugio de la Restanca

This refuge is named after the Restanca lake, next to which it is located. It is located at an altitude of 2010 metres in the Alto Arán. It has capacity for 80 guests, divided into six rooms. It also has hot water showers, food service and a bar.

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Gus
September 16, 2023, Tuc de Molières

Spectacular views of Aneto and the Cursed Mountains

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Spectacular views from the top

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CBL
March 16, 2023, Cascada de Molières

The waterfall and the setting is dreamlike.

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Very pretty lakes nestled in the valley leading to the Tuc de Molières.

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The Tuc de Molières culminates at 3,010 meters in the Val d'Aran in Spain. This very beautiful summit offers an unobstructed panorama of the Maladeta as well as the Aneto and its glacier.

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Aureli
September 30, 2022, Tuc de Molières

Tuc de Molières at 3,010.1 meters of altitude. Magnificent views over the massif of Maladeta, Aneto and its glacier.

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1

Aureli
September 21, 2022, Cascada de Molières

Waterfall that we find next to the path. Water from the melting of the Tuc de Molières

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Frequently Asked Questions

How many hiking trails are available around Lac Tòrt d'Arrius?

There are over 120 hiking trails in the Lac Tòrt d'Arrius region. These routes range from easy strolls to challenging multi-day treks, offering a variety of experiences amidst the high-altitude glacial landscapes of the Spanish Pyrenees.

What is the best time of year to hike around Lac Tòrt d'Arrius?

The best time to visit Lac Tòrt d'Arrius for hiking is typically during the warmer months, from late spring to early autumn (June to September). During this period, the snow has usually melted, and the trails are more accessible. The region is known for its stunning glacial lakes and serene natural environment, which are best enjoyed under clear skies. Winter hiking is possible but requires specialized equipment and experience due to snow and ice conditions.

Are there any easy hiking trails suitable for beginners or families?

Yes, while many routes are challenging, there are options for easier hikes. The region offers 12 easy and 62 moderate routes. For a moderate option, consider the Restanca Refuge loop from Refugi de la Restanca, which is 6.3 km long and typically takes around 2 hours 45 minutes to complete, leading through beautiful mountain landscapes.

What kind of landscapes can I expect to see on the trails?

Hikers can expect to encounter stunning high-altitude glacial landscapes, rugged rocky terrain, and panoramic views of the Bessiberi mountain range and the Rius valley. The area is characterized by craggy peaks and numerous glacial lakes, including Lac Tòrt d'Arrius itself, which is a large glacial lake at 2,348 meters. The unique color of the lake waters and the quiet atmosphere amidst the rock formations are particularly notable.

Are there any challenging routes for experienced hikers?

Absolutely. The Lac Tòrt d'Arrius region is home to 48 difficult routes, perfect for experienced hikers seeking a challenge. One such route is the Restanca Refuge – Lac de Mar loop from Refugi de la Restanca, a 14.7 km trail that takes approximately 6 hours 45 minutes and offers views of multiple glacial lakes in the high Pyrenees.

Can I swim in Lac Tòrt d'Arrius?

Yes, wild swimming in Lac Tòrt d'Arrius is a unique experience. Despite the cold and somewhat silty water, many describe a swim in the green lake under a blue sky as an incomparable experience. The lake is a large glacial body of water, offering a refreshing dip after a hike.

What should I pack for hiking in this region?

Given the rugged, rocky terrain and varying humidity, appropriate footwear is essential. Trails often involve rocky paths and roots. It's advisable to pack layers of clothing suitable for changing mountain weather, sun protection, sufficient water, and snacks. For longer or more challenging routes, a map, compass or GPS device, and emergency supplies are also recommended.

Are there any circular walks available?

Yes, many routes in the region are designed as circular walks, allowing you to start and end at the same point. For example, the Restanca Refuge – Refugi Ventosa i Calvell loop from Refugi de la Restanca is a difficult 16.0 km circular path that provides extensive high-mountain scenery and connects two refuges.

What do other hikers enjoy most about hiking in Lac Tòrt d'Arrius?

The area is highly rated by the komoot community, with an average score of 4.7 stars from over 670 reviews. Reviewers often praise the stunning high-altitude glacial lakes, the tranquil and quiet atmosphere amidst the craggy rock formations, and the panoramic views of the Pyrenees. The sense of untouched nature and the variety of trails for different skill levels are also frequently highlighted.

Are there any specific points of interest or landmarks along the trails?

The primary points of interest are the numerous glacial lakes themselves, such as Lac Tòrt d'Arrius, Lac d'Arrius, and Lac del Mar. The region is also within the peripheral zone of the Aigüestortes i Estany de Sant Maurici National Park, emphasizing its ecological significance. The trails offer views of the Bessiberi mountain range and the Rius valley, providing a remarkable panorama of the Pyrenean landscape.

Where can I find parking for hikes in the area?

Common starting points for hikes, such as the old Hospital de Vielha (at the mouth of the tunnel to Vielha) or Pònt deth Ressèc, typically offer parking facilities. It's advisable to check specific route details for parking information relevant to your chosen starting point.

Is the region suitable for dog-friendly hikes?

While specific regulations for dogs within the peripheral zone of Aigüestortes i Estany de Sant Maurici National Park can vary, many trails in the broader Lac Tòrt d'Arrius region are generally dog-friendly. It's always recommended to keep dogs on a leash, especially in areas with livestock or wildlife, and to follow local guidelines regarding waste disposal. Always check specific trail rules before heading out with your dog.

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