4.6
(837)
8,391
hikers
131
hikes
Hiking around Estany de Cavallers offers access to the diverse landscapes of Spain's Aigüestortes i Estany de Sant Maurici National Park. The region is characterized by high Pyrenean mountain scenery, rocky slopes, and numerous natural lakes, locally known as "estanys." Estany de Cavallers itself is a large artificial lake, serving as a starting point for trails that vary from accessible paths around the reservoir to challenging ascents through glacial formations and lush valleys.
Last updated: May 10, 2026
4.9
(48)
458
hikers
11.2km
04:47
640m
640m
Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.
5.0
(5)
82
hikers
14.6km
07:50
1,350m
1,330m
Hard hike. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

Sign up for free
4.8
(4)
95
hikers
Hard hike. Very good fitness required. Mostly accessible paths. Sure-footedness required.
4.2
(10)
60
hikers
4.38km
01:50
210m
210m
Moderate hike. Great for any fitness level. Mostly accessible paths. Sure-footedness required.
20
hikers
Hard hike. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
Get access to more routes and recommendations from other explorers.
Sign up for free
Already have an account?
Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.
Start today with a free account
Your next adventure awaits.
Login or Signup
Artificial lake, starting point for many trips in the area
0
0
The first of the many unnatural "reservoirs" of Aiguestortes.
1
0
The summit, with its pyramidal silhouette, is the most attractive of the entire Besiberri massif. If you don't want to find snow, the best time to go is late spring to fall.
1
0
Its altitude is 3014 meters and offers impressive views of the Besiberris and the Maladetas. In this place, you will find several milestones, a geodesic vertex and some commemorative plaques.
1
0
Fantastic place with great views of the Valley. It is a starting point for many ascents.
1
0
Spectacular views from the top
1
0
Located in the Valle de Arán region and with an altitude of 2833 m, it is the best known mountain in the Valley. Once we reach the top, we will have magnificent 360º views
2
0
Starting point for many routes through the Aigüestortes and Estany de Sant Maurici National Park. From here we can observe the Valle de Boi and the Presa de Cavallers which we can cross over the bridge.
1
0
The terrain around Estany de Cavallers is incredibly diverse, ranging from easily accessible paths around the reservoir to challenging rocky ascents. You'll encounter high Pyrenean mountain scenery, lush valleys, and areas shaped by ancient glaciers. Many trails involve rocky sections, requiring sturdy footwear and sure-footedness, especially on higher routes.
Yes, there are paths around the Estany de Cavallers reservoir that are relatively easy and suitable for most fitness levels, often taking less than two hours to complete. While the guide doesn't specifically list 'family-friendly' routes, these easier reservoir paths are generally a good option for families or those seeking a less strenuous walk.
Hikers can enjoy stunning Pyrenean mountain scenery, numerous natural lakes (locally known as 'estanys') such as Estanys de Travessany, de les Monges, and Estany Negre, and picturesque reflections of the mountains in the large artificial lake of Estany de Cavallers. You might also encounter natural features like the Riumalo waterfall and follow paths alongside mountain streams. Many trails offer panoramic views of the Boí Valley.
Hike durations vary significantly. Easier paths around the reservoir can be completed in under 2 hours. Moderate routes, like the Cavallers to Ventosa i Calvell Refuge Trail, typically take around 4 to 5 hours. More challenging hikes, such as the Pantá de Cavallers to Pico Montardo, can extend to 9 hours or more, demanding very good fitness and alpine experience.
The best time for hiking in Estany de Cavallers is generally during the warmer months, from late spring to early autumn, when trails are clear of snow and weather conditions are more stable. During peak season, a park bus operates, and 4x4 taxis are available, making access easier. Winter hiking is possible but requires specific alpine experience and equipment due to snow and ice.
Yes, there are circular routes, particularly for more challenging hikes. For instance, the Punta Alta de Comalesbienes Loop Trail is a difficult 9.1-mile (14.6 km) path that offers a full loop, summiting Punta Alta de Comalesbienes and passing Refugi Ventosa i Calvell.
Yes, there are parking areas located near the dam of Estany de Cavallers, which serve as convenient starting points for many hikes into the national park. However, private vehicles are restricted further into the park itself.
While private vehicles are restricted within Aigüestortes i Estany de Sant Maurici National Park, 4x4 taxis are available from nearby towns like Boí or Espot. Additionally, a park bus operates during the peak season, providing access to the area. Some visitors also choose to hike or cycle to Estany de Cavallers from areas such as Caldes de Boí.
The Aigüestortes i Estany de Sant Maurici National Park has specific regulations regarding dogs. Generally, dogs are not allowed on trails within the core zone of the national park to protect wildlife. It's advisable to check the latest park regulations before planning your hike with a dog.
The area is highly rated by the komoot community, with an average score of 4.6 stars from over 800 reviews. Reviewers often praise the stunning high Pyrenean mountain scenery, the abundance of beautiful natural lakes, and the diverse terrain that offers options for all skill levels, from gentle reservoir walks to challenging alpine ascents.
Yes, the Estany de Cavallers area is part of the extensive 'Carros de Foc' network of mountain paths, which connects nine mountain refuges. These refuges, including Ventosa i Calvell, provide essential accommodation and services for those undertaking multi-day treks through the Pyrenees.


Browse the best Hikes in other regions.