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Spain
Basque Country
Biscay
Gran Bilbao
Abanto Y Ciérvana-Abanto Zierbena

El Sobaco Tunnel – Arenao Bridge loop from Putxeta

Hard

5

riders

El Sobaco Tunnel – Arenao Bridge loop from Putxeta

07:32

106km

1,910m

Cycling

Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: November 6, 2025

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Waypoints

A

Start point

Train Station

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1

1.85 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 •

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2

4.81 km

Greenway of the Montes de Hierro

Highlight • Cycleway

This greenway is ideal for all types of cyclists and all ages. The route is easy and the landscape is spectacular.

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3

7.16 km

El Pobal Ironworks Museum

Highlight • Historical Site

Interesting museum dedicated to the history and technology of the steel industry in the Basque Country. Located in the town of Muskiz, the museum is housed in an old 18th …

Translated by Google •

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4

9.90 km

Arenao Bridge

Highlight • Bridge

Near the town of Arenao, the greenway runs over this old railway bridge, today transformed into a wooden viaduct among the vegetation.

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5

30.5 km

Alto de La Escrita

Mountain Pass

6

54.1 km

Covalanas Cave

Highlight • Cave

Beautiful Paleolithic rock art cave

Translated by Google •

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B

106 km

End point

Train Station

Way Types & Surfaces

Way Types

57.4 km

37.0 km

3.78 km

3.45 km

2.69 km

1.97 km

Surfaces

95.2 km

7.04 km

3.75 km

302 m

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Elevation

Elevation

Highest point (630 m)

Lowest point (0 m)

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Weather

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Today

Monday 24 November

15°C

9°C

100 %

If you start your activity now...

Max wind speed: 20.0 km/h

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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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