4.2
(67)
1,479
riders
33
rides
No traffic touring cycling routes around Gaztelu are set within the picturesque Tolosaldea region of Gipuzkoa, Basque Country. The area is characterized by lush green mountains, expansive meadows, and rolling terrain, providing a serene backdrop for cycling. Traditional farmhouses dot the rural landscape, offering glimpses into local life and architecture. The region's varied gradients cater to different levels of touring cyclists, with routes often passing through peaceful countryside.
Last updated: July 10, 2026
4.6
(13)
221
riders
48.7km
03:27
630m
630m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(4)
125
riders
40.2km
02:35
500m
500m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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1.0
(1)
113
riders
38.7km
02:19
250m
240m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4.4
(13)
101
riders
29.4km
02:46
420m
420m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
30
riders
21.2km
01:22
150m
150m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Popular around Gaztelu
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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not to be overlooked
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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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Good lighting on your bike is recommended.
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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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There are over 30 dedicated no-traffic touring cycling routes around Gaztelu listed on komoot, offering a variety of distances and difficulty levels to suit different preferences.
The routes around Gaztelu primarily feature rolling terrain through verdant mountains and expansive meadows. You'll encounter varied gradients, from gentle ascents in the valleys to more challenging climbs as you approach the Aralar Massif, providing a diverse cycling experience away from traffic.
Yes, there are several easier options. For a pleasant, shorter ride, consider the Rest and Recreation Area – Fuente de Basasiche loop from Tolosa. This route is approximately 11.8 km long with moderate elevation gain, making it ideal for a relaxed outing.
You can explore a variety of natural and historical sights. Highlights include the serene Leitzaran River Valley and the beautiful Amezketa Stream Waterfall. For those seeking panoramic views, the Uzturre Summit (733 m) and Adarra Summit (849 m) are also accessible nearby.
Absolutely. For a more demanding ride, the View of Euletxaga – Stone Archway Gate loop from Tolosa offers a difficult 28.1 km journey with significant elevation changes. Another challenging option is the View of the Mountains – View of the Valley loop from Tolosa, which is 27 km long and also rated difficult.
The komoot community rates touring cycling in Gaztelu highly, with an average score of 4.2 stars. Reviewers often praise the region's tranquil rural scenery, the authentic charm of traditional farmhouses, and the opportunity to cycle through lush green mountains and meadows away from traffic.
Yes, many of the no-traffic touring cycling routes around Gaztelu are designed as loops, allowing you to start and end at the same point. For example, the Rest and Recreation Area – Old Bridge loop from Tolosa is a moderate 38.6 km circular route that offers a great touring experience.
Yes, cycling through the Gaztelu area often means passing by traditional farmhouses and historic buildings. The town of Gaztelu itself features the significant Church of Nuestra Señora de la Asunción and a magnificent Town Hall, offering glimpses into the region's rich heritage.
The spring and autumn months generally offer the most pleasant conditions for touring cycling in Gaztelu. The weather is typically milder, and the natural landscapes are at their most vibrant, making for a very scenic ride. Summer can also be enjoyable, though it may be warmer.
Yes, the region is home to parts of the Plazaola Greenway. You can find sections like the Plazaola Greenway and the Plazaola Greenway (Lekunberri–Leitza) nearby, which are excellent for traffic-free cycling.
Yes, some routes will take you past unique structures. The Witches' Bridge is a notable highlight, and you might also encounter the Bartolo Tunnel on some of the paths, adding an interesting element to your ride.

