5.0
(1)
63
hikers
9
hikes
Mountaineering routes around San Millán / Donemiliaga traverse a diverse and rugged natural landscape in the province of Álava, Basque Country. The municipality is characterized by three distinct mountainous zones: Sierra de Urkilla, Sierra de Entzia, and the Aizkorri-Aratz Natural Park. These areas feature significant peaks and challenging escarpments, providing varied terrain for mountaineering. The region's geology includes prominent summits like Zukuz (1182 m) and San Román or Ballo (1193 m).
Last updated: July 2, 2026
5.0
(1)
29
hikers
14.9km
06:22
890m
890m
Hard mountaineering route. Very good fitness required. Mostly accessible paths. Sure-footedness required.
9
hikers
Hard mountaineering route. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

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9
hikers
Hard mountaineering route. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
6
hikers
11.0km
04:09
580m
580m
Moderate mountaineering route. Good fitness required. Mostly accessible paths. Sure-footedness required.
6
hikers
10.3km
03:41
520m
520m
Moderate mountaineering route. Good fitness required. Mostly accessible paths. Sure-footedness required.
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What's the deal with the names? Are "aketegi" and "aitxuri" the same thing?
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The hermitage of Andra Mari de Urbia is located in a wide, green valley surrounded by mountains, within the Aizkorri-Aratz Natural Park, between Oñati and Zegama. It is an emblematic spot for Basque mountaineers, a common stop on routes to Mount Aizkorri and other peaks of the massif. The small church, dedicated to the Virgin Mary, stands next to a shelter and a meadow ideal for resting or enjoying the views.
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If you climb from Araotz, follow the PR, and the climb is very easy and short. From the cave parking lot, it's much steeper and zigzags. About 2.5 or 3 km with a lot of elevation gain.
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An inn dating back to 1925, located in the beautiful URBIA, which fulfills its role magnificently, HAPPY BIRTHDAY!
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One of the highest points in the Basque Country, let yourself be enveloped by the fog and it will seem like a magical place.
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A place to remember, a joy to visit.
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A hill with wonderful 360-degree views.
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The region offers a diverse and rugged natural landscape, characterized by three distinct mountainous zones: the Sierra de Urkilla, Sierra de Entzia, and the Aizkorri-Aratz Natural Park. You'll find routes traversing challenging escarpments and prominent peaks, providing varied terrain for mountaineering enthusiasts.
Yes, the mountaineering routes around San Millán / Donemiliaga cater to various skill levels. Out of the 12 available routes, 6 are classified as moderate and 6 as difficult, ensuring options for both experienced mountaineers and those looking for a significant challenge.
For a moderate challenge, consider the Hermitage of Andra Mari de Urbia – Enaitz Summit loop from Komentua. This route covers approximately 11 km and involves an elevation gain of about 584 meters, offering a rewarding experience without the extreme difficulty of some other trails.
Many of the mountaineering routes in San Millán / Donemiliaga are designed as loops. For example, the challenging Aratz – Imeleku loop from Araia is a popular option, covering about 10.8 km with rugged terrain and panoramic views.
The region is home to several significant peaks such as Zukuz (1182 m), San Román or Ballo (1193 m), and Mirutegi (1166 m). While on your route, you might also pass by interesting points like the Aizkorri Refuge and Hermitage or the Urbia Inn, which can serve as resting points.
The mountaineering routes in San Millán / Donemiliaga are highly rated by the komoot community, with an average score of 5.0 stars. Over 77 mountaineers have explored the varied terrain, often praising the challenging nature and the stunning natural beauty of the Aizkorri-Aratz Natural Park and surrounding sierras.
Yes, beyond the natural beauty, the region offers historical points of interest. The well-preserved Eguilaz or Aizkomendi dolmen is a prehistoric monument worth visiting. Additionally, the Monastery of San Bernardo de Barria, originally from the 12th century, now serves as a hostel and youth camp, providing a unique historical attraction.
The Basque Country, including San Millán / Donemiliaga, is known for its diverse climate. While mountaineering is possible year-round, spring and autumn generally offer the most pleasant conditions with milder temperatures and stable weather, ideal for tackling the challenging peaks. Summer can be warm, and winter may bring snow and ice to higher elevations, requiring appropriate gear and experience.
Yes, there are several huts and refuges that can be found in the vicinity of the mountaineering routes. Notable options include the Urbia Inn, the Aizkorri Refuge and Hermitage, and the Munipia Bora Shelter. These can be useful for longer excursions or as emergency shelters.
While specific parking details vary by trailhead, areas like Araia, Komentua, and San Adriango tunela, which serve as starting points for popular routes such as the Aratz – Imeleku loop from Araia or the Aizkorri – Liñategieta loop from San Adriango tunela, typically offer parking facilities for mountaineers.
Many routes in the region provide expansive views, and you might even traverse near or over some notable mountain passes. Highlights in the broader area include the Urbasa Hairpin Bends, Opakua Pass, and Udana Pass Ascent, offering scenic vistas and challenging terrain.
The longest mountaineering route listed is the Aitxuri – Aizkorri loop from Komentua. This difficult trail spans approximately 15 km and involves a significant elevation gain of about 884 meters, typically taking around 6 hours and 20 minutes to complete.


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