4.6
(14)
164
riders
10
rides
Gravel biking in Señorío De Bertiz offers a diverse landscape characterized by river valleys, historic Vía Verde routes, and varied terrain. The region features a network of trails that often follow old railway lines and river courses, incorporating elements like dams and tunnels. Elevation changes are common, providing both challenging climbs and scenic descents through natural surroundings.
Last updated: July 2, 2026
4.7
(7)
115
riders
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
2
riders
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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4
riders
65.1km
05:11
1,580m
1,580m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
4
riders
60.7km
05:12
1,560m
1,560m
Hard gravel ride. Very good fitness required. You may need to push your bike for some segments of this route.
1
riders
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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The only bathing place on the river is at the Roman bridge
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A comfortable route through Lapurdi, a circular route departing from Irun, traveling inland through Urruña and Ascain, returning to the coast via Donibane-Lohitzun and following the coast through Hendaye to the starting point.
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Hidden waterfall if you are distracted, it has a small sign that indicates its location, it is worth stopping at.
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Without lights, can ride slowly in the middle for a short while until “you can see the light at the end of the tunnel”.
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Sunbilla is a municipality of 681 inhabitants located in the autonomous community of Navarra (Spain). Noteworthy is the medieval stone bridge over the Bidasoa river. The town is crossed by the Bidasoa greenway which allows you to cross the Pyrenees.
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Along the Bidassoa green way, across the river, there is this beautiful waterfall.
3
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Those who take the Way of St. James here on the coast save a lot of climbing when crossing the Pyrenees mountain range. Many pilgrims take a different route, namely on foot from St. Jean Pied de Port over a pass to Roncesvalles in Spain.
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Along the EV3, which from Hendaye on the Atlantic goes up the Pyrenees, there are various tunnels of the former Bidassoa railway
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There are over 10 gravel bike trails in Señorío De Bertiz, offering a range of experiences. Most routes are considered difficult, with one moderate option.
While many routes are rated difficult, the region's Vía Verde sections, which follow old railway lines, often provide smoother, less technical terrain. For a moderate option, consider the Bidasoa Dam and Sluice Gates – Dam and Tunnel on the River loop from Sunbilla, which is 28.5 km long and takes about 2 hours 16 minutes.
The region is generally pleasant for gravel biking from spring through autumn. Summers are warm, and winters can be wet. Checking local weather forecasts before you go is always recommended, especially for routes that follow river valleys.
Gravel biking in Señorío De Bertiz is characterized by diverse terrain, including river valleys, historic Vía Verde routes (old railway lines), and paths that incorporate dams and tunnels. You'll encounter elevation changes, providing both challenging climbs and scenic descents.
Yes, many of the gravel bike routes in Señorío De Bertiz are designed as loops. For example, the popular Dam and Tunnel on the River – Bidasoa Dam and Sluice Gates loop from Bertizarana is a 33.6 km circular trail.
The trails often pass through natural surroundings and historical infrastructure. Notable points of interest include the Oronoz and Señorío de Bertiz Natural Park, the Puente de las Lamias, and the Aizkolegi Palace Ruins. Many routes also feature tunnels and dam structures along the rivers.
Absolutely. Most of the routes in Señorío De Bertiz are rated as difficult, featuring significant elevation changes and longer distances. The Tunnel on the Vía Verde (EV1) – Lantxurda Tunnel loop from Sunbilla is a challenging 63.5 km path, ideal for experienced riders.
The area is highly rated by the komoot community, with an average score of 4.7 stars. Reviewers often praise the diverse landscape, the historical Vía Verde routes, and the unique experience of riding through tunnels and past dam structures.
While specific cafes are not listed directly on the routes, the trails often pass through or near small towns like Sunbilla, Doneztebe / Santesteban, and Bertizarana, where you can typically find local establishments to refuel and rest.
Gravel bike trails in the region vary in length and duration. You can find routes like the Bidasoa Dam and Sluice Gates – Dam and Tunnel on the River loop from Doneztebe / Santesteban, which is 26.0 km and takes about 2 hours 23 minutes, up to longer rides such as the Tunnel on the Vía Verde (EV1) – Bera loop from Doneztebe / Santesteban, spanning 51.1 km and requiring around 3 hours 32 minutes.


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