Best natural monuments around Lezáun are found in a village nestled at the foot of the Sierra de Andía in northern Spain. The area features a karst topography, contributing to a rugged environment with numerous caves and sinkholes. Rich forests and diverse flora and fauna characterize the landscape. This region offers various natural attractions for exploration.
Last updated: July 1, 2026
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Highlight • Religious Site
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Highlight (Segment) • Canyon
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Access is restricted as it is a Nature Reserve and prior reservation is required. Access to the final stretch is prohibited due to its fragility, under penalty of a fine.
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A joy, a reward after the effort of the climb.
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Beautiful return through Urbasa medicat
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Always impressive, I love it, absolutely recommended!!
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The Portupekoleze arch-cave, located in the Urbasa mountain range, is the spectacular result of water erosion, which over the millennia has created this enormous arch in the rock.
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Of the most accessible and cool places with snow, the car park is less than 1 kilometer away
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Beautiful arch very close to the sale of Lizarraga. It can be accessed from the lower track or going up close to the cut from the inn itself. You can go down to the lower cave. This arch is an unavoidable "must" if you are in the area.
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Among the most popular natural monuments, the Source of the Urederra River stands out for its magnificent blue waters and waterfall. Another highly appreciated spot is the Ubaba Viewpoint (Pilatos Balcony), offering panoramic views of the Urbasa-Andia Park. Visitors also frequently enjoy the Portupekoleze Arch, a beautiful natural arch with an accessible lower cave.
Yes, the Portupekoleze Arch is considered family-friendly and is easily accessible. Its unique natural arch and lower cave offer an engaging experience for all ages. The Lezáun Beech Grove also provides picturesque landscapes and diverse flora suitable for family walks.
Lezáun is characterized by its fascinating karst topography, which has created a rugged environment featuring numerous caves, sinkholes, and impressive limestone formations. You can observe these at sites like the Portupekoleze Arch and within the Lezáun Beech Grove.
The region around Lezáun offers a variety of outdoor activities. You can find numerous routes for gravel biking, running, and mountain biking. For example, explore the running trails around Lezáun, or discover MTB trails that take you through diverse landscapes. For more details on routes, you can check out the guides for Gravel biking around Lezáun, Running Trails around Lezáun, and MTB Trails around Lezáun.
Yes, access to the Source of the Urederra River is restricted as it is a Nature Reserve, and prior reservation is required. The path is carefully managed due to erosion and the fragility of the landscape, emphasizing the importance of respectful visitation. The final stretch is prohibited to preserve its delicate ecosystem.
For breathtaking panoramic views of the entire Urbasa-Andia Park, including the source of the Urederra River, visit the Ubaba Viewpoint (Pilatos Balcony). It's renowned for offering some of the best vistas in the area.
Urbasa Natural Park is particularly rewarding in autumn, when the extensive beech forests display vibrant colors, making it an excellent time for hiking and enjoying the panoramic views. However, its karst plateau and geological formations are impressive year-round.
Yes, the Irantzu River Canyon offers a picturesque linear path through oak and beech trees, featuring crystal clear water pools sculpted by erosion. Another notable canyon is the Canyon of the Ubagua River, which provides beautiful views of cliffs and impressive holm oaks along a route between Riezu and Lezáun.
The Lezáun area is a transition zone where Atlantic and Mediterranean climates meet, resulting in a diverse mix of flora. You can observe magnificent beech trees in the Lezáun Beech Grove and impressive holm oaks, particularly along the Canyon of the Ubagua River.
Yes, the Ermita de San Donato is a beautiful hermitage that is also recognized as a natural monument. It offers stunning views and is considered a magical place by visitors, combining historical significance with natural beauty.
Visitors frequently praise the natural beauty and accessibility of the sites. For instance, the Portupekoleze Arch is often described as 'impressive' and 'absolutely recommended' due to its unique formation and ease of access. The managed beauty and pristine blue waters of the Source of the Urederra River also receive high acclaim, despite its access restrictions.


Extend your search for the best caves by checking out these guides of the top ones around Lezáun: