The Top 10 Peaks in Aiako Harria
Whether for the view or for the challenge, climbing the mountainous peaks in Aiako Harria is the best way to experience more of this beautiful region. But with 10
to choose from, it can be tough to know which peak to proceed with. That’s why we’ve collected the best peaks and summits in Aiako Harria for you here — so you can easily add one to your next adventure.
to choose from, it can be tough to know which peak to proceed with. That’s why we’ve collected the best peaks and summits in Aiako Harria for you here — so you can easily add one to your next adventure.
Last updated: October 22, 2025
Irumugarrieta Peak (811 m)
Highlight • Summit
Good walk, and magnificent views from San Sebastián to Las Landas to the north, and the Navarro and French Pyrenees to the east.
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Erroilbide Summit (837 m)
Highlight • Summit
Highest peak of the Peñas de Aia
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Txurrumurru Summit (828 m)
Highlight • Summit
Magnificent views from San Sebastián to Las Landas
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Muganix Summit (758 m)
Highlight • Summit
One of the peaks of Peñas de Aia is home to the Junkal cave, a cavity that is the object of mountain celebrations.
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Urdaburu Summit (600 m)
Highlight • Summit
A slight detour from the GR 121 allows you to reach the top of Mount Urdaburu, 600 meters high. From the top the views are fantastic.
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