Biscay’s landscape is a beautiful place to explore — something that you can best experience by visiting one of our 20

beautiful natural monuments in Biscay. To help you find the one for, you can see all the details you need to explore the best natural monuments, and better plan your next outdoor adventure!

Last updated: October 1, 2025

San Juan de Gaztelugatxe

Although the hermitage of San Juan de Gaztelugatxe and its stairway have adorned this spectacular islet since the 10th century, it was not until the place appeared as a setting …

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Oma Forest

The Forest of Oma is one of the best-known works of the Basque artist Agustín Ibarrola and is an expression of the artistic movement known as Art and Nature, which …

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Views of the Urdaibai marshes

From this stretch of road you can enjoy the incredible landscape of the Urdaibai marsh. A long tongue of water and sand whose configuration changes with the tides and is …

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Matxitxako Lighthouse

The landscape that Cape Matxitxako offers is, in its most technical meaning, the best panoramic view of our coastline. As it is the northernmost cape in Euskadi, on very clear …

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Old Tree of Gernika (Gernikako Arbola)

The Greeks call such a temple Tolos, a round temple. This is a tree stump encircled and taken. Respectful.

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Hirumugarrieta Megalithic Site

Hirumugarrieta is a megalithic station located in the pastoral station of Artxanda, in the mountain range that surrounds Bilbao, near Mount Avril.

The dolmen has a rectangular chamber. Surrounding it …

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Uguzpe Waterfall

In the rainy season the waterfall is beautiful, it is easily reached from Saldropo without any difficulty.

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Ereño Marble Quarries

It is famous for its marble, and already in the 1st century AD the Romans exploited the quarries, now in disuse. There are literary references that describe Ereño as "Capital …

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Urkiolaguirre Summit

With just over 1,000 meters of altitude, this simple, rounded summit dominates the Mendiola valley. Enjoy the views!

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Balcón de Bizkaia Viewpoint

Very nice vantage point on the coast. However, once you've conquered the nearby Oiz, you're more likely to drive past here.

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Didn’t find what you were looking for?

Find even more amazing natural monuments in Biscay by checking out the top Highlights region by region:

Munguia Arratia-Nervion Gran Bilbao Encartaciones Guernika-Bermeo Duranguesado Ondarroa

Explore more

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

Gipuzkoa Álava Zierbena

The Top 20 Natural Monuments in Biscay

San Juan de Gaztelugatxe

Oma Forest

Views of the Urdaibai marshes

Matxitxako Lighthouse

Old Tree of Gernika (Gernikako Arbola)

Hirumugarrieta Megalithic Site

Uguzpe Waterfall

Ereño Marble Quarries

Urkiolaguirre Summit

Balcón de Bizkaia Viewpoint

Other adventures in Biscay

Most popular routes in Biscay

Most popular attractions in Biscay

Get inspired with the komoot mobile app

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