Attractions and places to see around Iruña Oka/Iruña De Oca, a municipality in the province of Álava, Basque Country, offer a blend of historical sites, natural beauty, and cultural heritage. The region is characterized by the River Zadorra and the Sierra de Badaia, which features extensive oak forests. Visitors can explore ancient Roman ruins, botanical gardens, and medieval structures across its villages.
Last updated: May 10, 2026
Highlight • Summit
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Highlight • Religious Site
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Highlight • Historical Site
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Highlight • Monument
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Highlight • Cycleway
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Popular around Iruña Oka/Iruña De Oca
Mountains with tradition in Spain’s Basque Country – Shepherd's Path (GR 282)
Road Cycling Routes around Iruña Oka/Iruña De Oca
MTB Trails around Iruña Oka/Iruña De Oca
Cycling around Iruña Oka/Iruña De Oca
Hiking around Iruña Oka/Iruña De Oca
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It's hard to reach this summit and be alone.
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The climb to the Badaia wind farm begins. All track
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Always a joy to climb and enjoy the views.
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Near the main road, easy access. Curious tower
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Very affordable climb along path and track with a very cyclable surface. It is an 8 km climb that is very enjoyable, as the landscape changes. Upstairs, some spectacular views.
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A complete success, the hermitage and the views.
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Iruña Oka/Iruña De Oca is rich in history. You can visit the significant Roman archaeological site of Iruña-Veleia, explore the impressive Trespuentes Roman Bridge spanning the River Zadorra, and discover the Carlist Towers, such as the Encinal Tower, which played a role in the Carlist wars. The region also features several historical churches and hermitages.
The area boasts the scenic Sierra de Badaia mountain range, home to one of the most expansive oak forests in the Cantabrian mountains. The River Zadorra flows through the municipality, offering picturesque landscapes and supporting diverse aquatic birdlife. You can also explore the Espolón de Arkiz, a rocky spur by the Zadorra river.
Yes, there are several options for outdoor enthusiasts. The marked 'Ruta Verde' (Green Route) is a 12-kilometer trail connecting various attractions, including the Carlist towers and the Santa Catalina Botanical Garden. For more extensive hiking, you can explore routes like the 'Arbina Mill – Encinal Tower loop' or the 'San Miguel – San Miguel Pass loop'. Find more details and routes in the Hiking around Iruña Oka/Iruña De Oca guide.
Absolutely. The VASCO-NAVARRO GREENWAY is a popular cycle path that follows an old railway route, reserved for bicycles and pedestrians, offering gentle slopes and varied landscapes. For more cycling adventures, check out the Cycling around Iruña Oka/Iruña De Oca guide, which includes routes like the 'Zabalgana Park – Vasco Navarro Railway Greenway loop'.
Families can enjoy the Santa Catalina Botanical Garden, located amidst 14th-century monastery ruins, which houses nearly 1,000 plant species. The recreational areas along the River Zadorra in Trespuentes and Víllodas provide green spaces with tables, perfect for picnics. The Encinal Tower is also noted as a family-friendly historical site.
For panoramic views, head to the Ganalto Summit Cross, which is accessible from both the north and south. Another excellent spot is Arratobe/San Bitor, a religious building offering extensive vistas after an easy ascent.
The Santa Catalina Botanical Garden is a unique site near the Sierra de Badaya, set within the ruins of a 14th-century monastery. It features nearly 1,000 plant species, including native flora and exotic varieties from around the world, making it a fascinating place for nature lovers.
The Carlist Towers are historic defensive structures from the Carlist wars. Near Nanclares de la Oca, you can find three such towers: Vayagüen, El Encinal, and Almoreta. The Encinal Tower has been repurposed into an exhibition hall, offering a glimpse into the region's past.
Visitors frequently appreciate the blend of historical significance and natural beauty. The easy access and comfortable ascents to viewpoints like Arratobe/San Bitor are often highlighted, as are the extensive views. The well-maintained VASCO-NAVARRO GREENWAY is also a community favorite for its varied landscapes and suitability for all skill levels.
Yes, the region is home to several historical religious buildings. These include the Romanesque Church of the Asunción de Nuestra Señora in Nanclares de la Oca, the 11th-century Church of San Esteban Proto Mártir in Ollavarre, and the tranquil Ermita de San Pelayo in Víllodas. Arratobe/San Bitor is another religious site offering great views.
The Trespuentes Roman Bridge is a prominent historical construction in the municipality. Spanning the River Zadorra, this impressive bridge features thirteen semi-circular arches, showcasing ancient Roman engineering and providing a picturesque landmark.
The 'Ruta Verde' (Green Route) is a marked 12-kilometer trail designed for walking and cycling. It connects several key attractions within the municipality, including the Carlist towers, the former Balneario de Bolen, the Iruña-Veleia archaeological site, and the Santa Catalina Botanical Garden, with informative panels along the way.


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