4.6
(449)
3,901
hikers
6
hikes
Bus station hiking trails around Estany de Certascan are set within the high-mountain glacial landscape of the Catalan Pyrenees, part of the Alt Pirineu Natural Park. This region is characterized by the immense Estany de Certascan lake, which is the largest glacial lake on the southern side of the Pyrenees. The terrain includes alpine meadows, forested valleys with beech and fir trees, and dramatic glacial cirques with rocky outcrops. Notable peaks like Pic de Certascan (2,853 m) define the elevation,…
Last updated: June 28, 2026
4.3
(8)
51
hikers
8.22km
02:40
230m
230m
Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.
5.0
(2)
14
hikers
21.1km
07:53
930m
930m
Hard hike. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

Sign up for free
4
hikers
10.7km
03:34
490m
490m
Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.
5.0
(2)
41
hikers
3.78km
01:16
150m
150m
Moderate hike. Great for any fitness level. Mostly accessible paths. Sure-footedness required.
6
hikers
Hard hike. Very good fitness required. Mostly accessible paths. Sure-footedness required.
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
Popular around Estany de Certascan
Hard climb but the lake is worth cooling off
0
0
Tavascan is a picturesque mountain town on the banks of the Lladore river. Located in the Cardós valley, the town creates an idyllic picture with its Romanesque bridge uniting the two sides of the town, framed by mountains.
1
0
Medieval bridge from the 13th century in the beautiful and small mountain town of Tavascán. The bridge is very well preserved and offers us a beautiful picture.
0
0
At an altitude of 2,330 m and in the area of the Alto Pirineo Natural Park
2
0
Mountain refuge at 1722m altitude. It is located in the Tavascan ski resort and within the Alt Pirineo Natural Park
2
0
Estany de Mascarida is a lake of glacial origin that is located at an altitude of 2319m, at the head of the Vall de Cardós, in the Pallars Sobirà, to the NW. of the town of Tavascan, in the municipal term of Lladorre. Its basin is located between the Pic de la Coma del Forn (2683m), to the NW, Campirme (2633m) to the S., and the Montforcado (2634m) to the W. It has an area of 2.04 hectares and a length of 205m. receives the waters of the Devil's Lake by the O. and the Estanys de Mascarida de Dalt to the NW. The discharge of its waters forms the Torrent of Mascarida. In its waters we can find the Pyrenean newt (Calotriton asper) which is an endemic species of the Pyrenees. It is under the protection of the Alt Pirineu Natural Park.
0
0
The Refugi de la Pleta del Prat is a mountain refuge, located at 1,722m, at the foot of the Tavascan Ski Resort, within the municipality of Lladorre (Pallars Sobirà). It is located within the Alt Pirineu Natural Park, and in an area with a wide range of possibilities, where various activities can be carried out, both in summer and in winter, for all levels and ages. It is a privileged environment, where you can enjoy nature in its purest state, with a great wealth of flora and fauna. It was inaugurated in 1995 and has been open ever since, offering its services to all those mountaineers and skiers who have come through the area. Services: - 50 places distributed in 4 rooms. Bunk beds with mattress, blanket and pillow - Breakfast, lunch, dinner and picnic service - Bar/cafeteria open during the day - WC and hot showers - Rental of sheets and towels - Pharmacist - Space for cooking with a stove (without utensils or gas) - Information about the area - Payment by card
2
0
There are 5 bus-accessible hiking trails detailed in this guide for the Estany de Certascan region, primarily starting from Aulus-les-Bains. These routes offer a range of difficulties, from easy strolls to challenging full-day treks.
Yes, for an easier option, consider the GR 10 Ars Waterfall – Trail to the Ars Waterfalls loop from Aulus-les-Bains. This route is approximately 5.3 km long with moderate elevation gain, making it suitable for those seeking a less strenuous experience while still enjoying the natural beauty.
Many of the trails from Aulus-les-Bains lead to impressive natural features, most notably the Ars Waterfalls. The region is characterized by a high-mountain glacial landscape, with alpine meadows and forested valleys featuring beech and fir trees. While the routes in this guide focus on the Ars Waterfalls area, the broader Estany de Certascan region is known for its stunning glacial lakes and peaks.
Yes, all the routes listed in this guide are circular, starting and ending in Aulus-les-Bains, making them convenient for bus travelers. For example, the Ars Waterfall (Middle) – View of the Cascade d'Ars loop from Aulus-les-Bains is a moderate 10.3 km circular hike that takes you to a viewpoint of the waterfall.
The hiking routes in the Estany de Certascan region, including those accessible by bus, are highly regarded by the komoot community, with an average rating of 4.5 stars from over 400 reviews. Hikers often praise the stunning waterfalls and the immersive experience of the Pyrenean landscape.
Absolutely. For experienced hikers looking for a challenge, the Trail to the Ars Waterfalls – Cirque de Garbettou loop from Aulus-les-Bains is a difficult 18.8 km route with over 1,100 meters of elevation gain, offering a demanding full-day adventure through the high mountains.
While the routes directly from Aulus-les-Bains in this guide focus on the Ars Waterfalls and surrounding valleys, the broader Estany de Certascan area is home to numerous high-altitude lakes like Estany de Romedo de Dalt and Lake Mariola, and peaks such as Pic de Certascan. Reaching these often requires further travel or multi-day expeditions beyond the immediate bus-accessible trailheads.
The longest bus-accessible hike featured is the Trail to the Ars Waterfalls – Cirque de Garbettou loop from Aulus-les-Bains, spanning approximately 18.8 km. This difficult route offers an extensive exploration of the mountain terrain.
Yes, several routes explore the area's water features. The Trail to the Ars Waterfalls – Fouillet Waterfall loop from Aulus-les-Bains is a difficult 13.4 km hike that takes you past both the Ars Waterfalls and the Fouillet Waterfall, offering diverse waterfall views.
The elevation gain varies significantly across the routes. For instance, the easy GR 10 Ars Waterfall loop has about 236 meters of ascent, while more difficult routes like the Trail to the Ars Waterfalls – Guzet Pond loop from Aulus-les-Bains can involve over 835 meters of climbing, providing options for different fitness levels.
Yes, the Trail to the Ars Waterfalls – Guzet Pond loop from Aulus-les-Bains is a difficult 13.7 km hike that includes views of Guzet Pond, combining the beauty of waterfalls with serene mountain ponds.


Browse the best Hikes in other regions.