A & C Tunnel Entrance – El Sobaco Tunnel loop from Sestao
A & C Tunnel Entrance – El Sobaco Tunnel loop from Sestao
4.8
(14)
91
riders
A & C Tunnel Entrance – El Sobaco Tunnel loop from Sestao
02:54
48.4km
740m
Gravel riding
Hard gravel 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: May 21, 2026
Waypoints
Start point
Train Station
Get Directions
1.19 km
Bicycle Highway Near Bilbao
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13.5 km
A & C Tunnel Entrance
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16.6 km
Greenway of the Montes de Hierro
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22.3 km
Geltoki Restaurant
Highlight • Restaurant
24.8 km
Arenao Bridge
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28.8 km
Scenic Gravel Route Near Bilbao
Highlight (Segment) • Cycleway
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36.0 km
El Sobaco Tunnel
Highlight • Structure
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Tip by
45.9 km
Barakaldo Greenway Bridge
Highlight • Bridge
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48.4 km
End point
Train Station
Way Types & Surfaces
Way Types
23.7 km
19.5 km
3.38 km
1.43 km
359 m
< 100 m
Surfaces
27.7 km
19.5 km
1.20 km
< 100 m
< 100 m
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Elevation
Highest point (150 m)
Lowest point (0 m)
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Weather
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Wednesday 20 May
34°C
14°C
0 %
Additional weather tips
Max wind speed: 17.0 km/h
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Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.