4.6
(23)
309
riders
9
rides
Gravel biking around Eratsun offers diverse landscapes and challenging terrain within the Pyrenean foothills. The region is characterized by significant elevation changes, dense Basque forests, and access to natural environments like the Bertiz Lordship Natural Park. Gravel bike trails in Eratsun provide a mix of demanding ascents and scenic paths, catering to various skill levels. The area's proximity to the Pyrenees ensures routes can reach elevations over 1,000 meters, presenting substantial climbing challenges.
Last updated: October 20, 2026
4.5
(4)
56
riders
45.3km
02:42
570m
570m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
30
riders
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

5.0
(2)
19
riders
31.1km
01:58
440m
440m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.0
(1)
8
riders
68.3km
04:44
1,250m
1,250m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.5
(2)
5
riders
32.8km
02:01
500m
500m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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In summer, a refreshing dip is guaranteed
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As of May 24, 2026, the tunnel is closed. The alternative route is by road to the village of Leitza. From there, you take the greenway again.
2
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A bar with a view and good food, a good place to stop. Closed Mondays.
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Great route for beginners as has mainly constant and light slopes. Only half a dozen uphills the first 30 km from Pamplona.
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One of the ideal areas to start the Plazaola greenway
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Although you have to make a slight detour, it is worth visiting this bridge and taking a photo on it if you want.
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The 2700m tunnel is impressive and seems to never end. Advice: Bring clothes at least when passing through this tunnel as it is cool. Otherwise there is automatic lighting.
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climb with 3 different slopes from Leitza about 6km from Goizueta about 15km from Santesteban about 23km
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There are 6 gravel bike routes around Eratsun, offering a mix of challenges. You'll find 1 moderate route and 5 difficult routes, catering to various skill levels within the Pyrenean foothills.
The gravel biking routes around Eratsun are highly rated by the komoot community, with an average score of 4.8 stars from over 10 reviews. Riders often praise the diverse landscapes, challenging terrain, and the immersive experience within the Basque forests and Pyrenean foothills.
Yes, Eratsun is situated in the Pyrenean foothills, meaning many routes feature substantial climbing. For instance, the Cantina del Plazaola – Plazaola Greenway loop from Leitza is a difficult route with over 3,965 feet (1,208 meters) of elevation gain, offering a demanding experience.
While many routes are challenging, the region does offer options for those seeking a less strenuous ride. The Plazaola Greenway – Santa Cruz Tunnel loop from Leitza is a moderate 19.3-mile (31.1 km) path that includes a notable tunnel section and varied terrain, making it a good option for those looking for a more accessible experience.
Yes, all the gravel bike routes listed for Eratsun are designed as loops, allowing you to start and finish at the same point. Examples include the Witches' Bridge – Plazaola Greenway loop from Leitza and the View of the Dos Hermanas Gorge – Plazaola Greenway loop from Lekunberri.
The trails often traverse dense Basque forests and offer views of the Pyrenean foothills. You can also find natural attractions nearby, such as the Leurza Reservoir and the Leitzaran River Valley. For those interested in waterfalls, the Putzubeltza Waterfall and Artikutza Waterfall are also in the vicinity.
Yes, the Plazaola Greenway – Santa Cruz Tunnel loop from Leitza specifically highlights a tunnel section, offering a unique riding experience. Another scenic option is the View of the Dos Hermanas Gorge – Plazaola Greenway loop from Lekunberri, known for its picturesque landscapes.
Eratsun's location in the Pyrenean foothills means conditions can vary. Generally, spring and autumn offer pleasant temperatures and vibrant scenery, ideal for gravel biking. Summers can be warm, while winters might bring colder temperatures and potential snow at higher elevations, making some routes more challenging or inaccessible.
Many routes in the Eratsun area incorporate sections of the Plazaola Greenway. For example, the Tunnel on the Vía Verde (EV1) – Bera loop from Doneztebe / Santesteban utilizes this popular path, offering a mix of varied terrain and historical interest.
The terrain around Eratsun is quite varied, ranging from challenging climbs in the Pyrenean foothills to scenic paths through Basque forests. You'll encounter a mix of gravel, dirt tracks, and potentially some paved sections, providing a diverse and engaging gravel biking experience.
Yes, the region is close to significant natural environments. The Bertiz Lordship Natural Park is a notable attraction in the vicinity, offering access to well-preserved natural areas ideal for off-road cycling and immersing yourself in the raw beauty of the surroundings.


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