3.9
(53)
742
riders
64
rides
Mountain biking around Areso offers a diverse landscape characterized by greenways, tunnels, and forested hills. The region's terrain includes converted railway lines, known as greenways, which provide accessible routes for various skill levels. Riders can expect a mix of gentle gradients and more challenging ascents through natural surroundings. This area provides a varied environment for mountain biking, from leisurely rides to more demanding trails.
Last updated: May 24, 2026
4.5
(23)
161
riders
45.6km
03:04
570m
570m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
3.6
(7)
82
riders
36.4km
03:11
570m
570m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

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55
riders
39.1km
04:32
1,360m
1,360m
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
1.0
(1)
15
riders
17.6km
01:37
310m
310m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
8
riders
28.6km
02:30
720m
720m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
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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.
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At this point, you can see the remains of wood used by the aizkolaris (axe-wielding log cutters). There is also a statue honoring the aizkolari women, with a text on its back in Basque that means "Women have always cut wood."
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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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climb with 3 different slopes from Leitza about 6km from Goizueta about 15km from Santesteban about 23km
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That bridge is called "INTUIA-ko zubia" the INTUIA farmhouse is next to it. The misnamed "witches' bridge" is called UNANIBI-ko zubia, right in the Otita park (beginning of the Leitzaran valley). Don't forget to bring lights to cross the numerous tunnels in this valley!! Not to see but to be seen.
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One of the best greenways we know.
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Great tour always along the river and through countless tunnels. Also recommended in hot weather. Bring light if possible.
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Areso offers a network of nearly 60 mountain bike trails. These routes cater to various skill levels, with options ranging from easy greenways to more challenging ascents through forested hills.
Yes, Areso has 4 easy mountain bike trails, many of which utilize the region's greenways. These converted railway lines provide gentle gradients, making them ideal for beginners or those seeking a relaxed ride. For example, the Santa Cruz Tunnel – Plazaola Greenway loop from Leitza is a moderate option that offers accessible terrain.
The mountain bike trails around Areso are characterized by a diverse landscape featuring greenways, tunnels, and forested hills. You'll find a mix of gentle gradients along the former railway lines and more demanding ascents through natural surroundings, providing a varied environment for all riders.
Yes, many of the mountain bike trails in Areso are designed as loops. A popular example is the Plazaola Greenway – Santa Cruz Tunnel loop from Areso, which takes you through a greenway and a notable tunnel.
The trails often pass by significant landmarks and natural features. You can expect to see the historic Witches' Bridge, ride along sections of the Plazaola Greenway, and pass through tunnels like the Bartolo Tunnel. Some routes also offer views of peaks such as Uzturre Summit.
The mountain bike trails in Areso are highly rated by the komoot community, with an average score of 3.9 stars from over 60 reviews. Riders frequently praise the varied terrain, the scenic greenways, and the unique experience of riding through tunnels.
Yes, Areso offers 36 difficult mountain bike trails for experienced riders. These routes often feature more challenging ascents and technical sections through the forested areas. The Plazaola Greenway – Tunnel loop from Leitza is a challenging option that includes significant elevation changes.
While specific public transport connections directly to all trailheads might be limited, the region is generally accessible. It's advisable to check local bus schedules for services to Areso or nearby towns like Leitza, which serve as starting points for many routes.
Many of the natural trails and greenways around Areso are suitable for riding with dogs, provided they are well-behaved and kept under control. Always ensure your dog is comfortable with the distance and terrain, and respect local regulations regarding pets on trails.
Trail lengths vary significantly, catering to different preferences. You can find shorter routes, such as the Santa Cruz Tunnel – Plazaola Greenway loop from Leitza at about 10.9 miles (17.6 km), to longer expeditions like the Witches' Bridge – Plazaola Greenway loop from Leitza, which spans 28.3 miles (45.6 km).
The easier greenway sections are generally well-suited for families. These routes offer smooth surfaces and gentle gradients, making them enjoyable for riders of all ages. Look for trails marked as 'easy' in the komoot app for the most family-friendly options.


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