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Routes
Mountain biking trails
Spain
Basque Country
Biscay
Gran Bilbao
Ortuella

A & C Tunnel Entrance – El Sobaco Tunnel loop from Gallarta

Routes
Mountain biking trails
Spain
Basque Country
Biscay
Gran Bilbao
Ortuella

A & C Tunnel Entrance – El Sobaco Tunnel loop from Gallarta

Hard

5.0

(3)

76

riders

A & C Tunnel Entrance – El Sobaco Tunnel loop from Gallarta

05:52

61.1km

1,430m

Mountain biking

Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. The starting point of the route is accessible with public transport.

Last updated: August 14, 2026

Tips

Includes a segment in which cycling is not permitted

After 60.5 km for 119 m

Waypoints

A

Start point

Train Station

Get Directions

1

1.43 km

Bike repair station and water

Highlight • Rest Area

Here you can repair your bike if necessary and fill up your drinking water supplies or wash your bike right next door

Translated by Google •

Tip by

2

3.91 km

Beautiful viewpoint with benches and a water source.

Translated by Google •

Tip by

3

6.35 km

A & C Tunnel Entrance

Highlight • Structure

full throttle

Translated by Google •

Tip by

4

6.55 km

El Sobaco Tunnel

Highlight • Structure

Tunnel 150 meters long, curved. It is lit. A rest area (with bench, water fountain and trash cans) is located just before the tunnel entrance.

Translated by Google •

Tip by

5

15.2 km

Geltoki Restaurant

Highlight • Restaurant

6

31.6 km

Puerto de Las Muñecas

Highlight • Mountain Pass

It has a length of 6.22 km, a drop of 314 m and an average gradient of 5.05%.

Translated by Google •

Tip by

7

34.4 km

Old Tunnel

Highlight • Structure

8

37.1 km

Old Castro-Urdiales Railway Tunnel

Highlight • Structure

The old railway tunnel that linked Castro-Urdiales and Translaviña was an enormous project in its day.

Today it serves so that you can enjoy a spectacular tour among nature on wheels.

Translated by Google •

Tip by

B

61.1 km

End point

Train Station

Loading

Way Types & Surfaces

Way Types

24.5 km

19.3 km

8.37 km

6.68 km

2.09 km

122 m

< 100 m

Surfaces

29.0 km

12.3 km

7.94 km

6.11 km

5.39 km

370 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (600 m)

Lowest point (50 m)

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Weather

Powered by Foreca

Sunday 30 August

23°C

13°C

14 %

Additional weather tips

Max wind speed: 12.0 km/h

to get more detailed weather forecasts along your route

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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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