4.5
(617)
5,658
hikers
73
hikes
Hiking trails in Aralar Parke Naturala/Parque Natural De Aralar traverse a mountainous region characterized by expansive meadows, diverse forests, and unique karstic formations. Prominent features include peaks such as Mount Txindoki and Intzeko Torrea, alongside Cantabrian beech forests and glacial cirques. The park's landscape is further shaped by four main river basins and attractions like the Lareo Reservoir and Cascada de Osinberde. This varied terrain provides a range of hiking experiences across the Basque Country.
Last updated: July 7, 2026
4.2
(48)
333
hikers
9.91km
04:14
870m
880m
Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.
4.9
(12)
82
hikers
10.9km
03:52
430m
430m
Hike the moderate 6.8-mile Sarastarri trail from Lizarrusti Port in Aralar Natural Park, featuring the Lareo Reservoir and panoramic summit

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5.0
(3)
25
hikers
14.7km
06:27
1,120m
1,120m
Hike the difficult 9.1-mile (14.7 km) circular trail from Ergoiena, exploring the Arritzaga Valley's glacial features and ancient copper min
4.3
(3)
14
hikers
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
5.0
(1)
1
hikers
22.0km
07:24
880m
880m
This difficult 13.7-mile hike in Aralar Natural Park features the Lareo Reservoir, dense forests, and views from Sarastarri Summit.
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No wonder they call it "the Basque Matterhorn". Pointy but beautiful. Worth it. And not exposed at all.
2
0
a beautiful waterfall with several natural bathtubs to enjoy a good bath
0
0
Beautiful waterfall in a charming area
0
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Perfect starting point for a tour of the Txindoki
0
0
Great view from the summit!
0
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The Lareo reservoir is a small reservoir in a beautiful environment. The sheet of water creates a beautiful visual game with the dense forest that surrounds it.
1
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Artificial lake going up the Sierra de Aralar.
1
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Aralar Parke Naturala/Parque Natural De Aralar offers a wide variety of hiking experiences, with over 70 trails available. These routes cater to all levels, from easy strolls to challenging mountaineering ascents.
The park is characterized by its diverse landscapes, including expansive high-altitude meadows, dense Cantabrian beech forests, and unique karstic formations. You'll encounter prominent peaks like Mount Txindoki, glacial cirques, and picturesque valleys, all contributing to a varied and captivating hiking environment.
Yes, Aralar offers several easy trails perfect for beginners and families. A great option is the Cascada de Osinberde by the Osinberde trail (SL-Gi 2009), which is an easy route leading to a beautiful waterfall, especially impressive after rain.
Absolutely. For experienced hikers, routes like the Balerdi and Urakorri Loop from Amezketa offer significant elevation gain and mountainous terrain, providing a demanding and rewarding experience. The park also features routes to prominent peaks such as Intzeko Torrea and Mount Txindoki.
Yes, the park is home to beautiful water features. The Amezketa Stream Waterfall and the Cascada de Osinberde are notable attractions. The Osinberde Waterfall, in particular, is known for its turquoise waters after rainfall and can be reached via an easy trail.
Hikers can enjoy breathtaking views from peaks like Txindoki (1,346 m) and Gamboa Summit. The Lareo Reservoir also offers a picturesque setting with its sheet of water nestled among dense forests. Additionally, the Lizarrusti Pass is a significant point of interest.
Yes, circular routes are popular in Aralar. The Txikondi — circular from Larraitz (PR-Gi 2005) is a well-loved moderate option that provides excellent views of the park's open meadows and peaks.
Aralar has a rich history, with numerous megalithic monuments, including around 30 dolmens, 15 burial mounds, and 7 monoliths, scattered throughout the landscape. You can also visit the historic Sanctuary of San Miguel in Excelsis, an 11th-century Romanesque church, offering a glimpse into the region's cultural heritage.
The park is beautiful year-round, but spring and autumn generally offer the most pleasant hiking conditions with mild temperatures and vibrant natural colors. Summer is also popular, especially for higher altitude trails, while winter can provide unique snowshoeing opportunities, though some routes may be more challenging.
While specific public transport options directly to all trailheads might be limited, the Lizarrusti Visitor Centre is a key access point. It's advisable to check local bus schedules to nearby towns like Ataun or Amezketa and plan your onward journey or consider carpooling for easier access to various starting points.
Parking is typically available at popular access points and visitor centers, such as Larraitz and the Lizarrusti Visitor Centre. For specific trailheads, it's recommended to check the route details on komoot or local park information for designated parking areas.
Generally, dogs are permitted on trails in Aralar Parke Naturala, but they should be kept on a leash, especially in areas with livestock (like the Latxa sheep) or protected wildlife. Always ensure to clean up after your pet to maintain the park's natural beauty.
The area is highly rated by the komoot community, with an average score of 4.5 stars from over 270 reviews. Reviewers often praise the diverse landscapes, from open meadows to dense forests, the unique karstic formations, and the well-maintained network of trails that cater to various skill levels.


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