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Routes
Mountain biking trails
Spain
Santander
Cantabria
Costera
El Astillero

Carlos III Gate – Heras Reservoir loop from Guarnizo

Routes
Mountain biking trails
Spain
Santander
Cantabria
Costera
El Astillero

Carlos III Gate – Heras Reservoir loop from Guarnizo

Moderate

13

riders

Carlos III Gate – Heras Reservoir loop from Guarnizo

02:56

46.3km

420m

Mountain biking

Moderate mountain bike ride. Good fitness required. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: April 30, 2026

Tips

Includes a segment that goes up or down a series of steps

You may need to carry your bike.

After 5.40 km for 16 m

Waypoints

A

Start point

Train Station

Get Directions

1

3.66 km

Bridge over the Solía River

Highlight • Bridge

Bridge for pedestrians and cyclists.

Translated by Google •

Tip by

2

4.80 km

Astillero Shipyards

Highlight • Structure

El Astillero, also known simply as Astillero, owes its name to the fact that the shipyards that serve the Port of Santander were located in the municipality since the 16th …

Translated by Google •

Tip by

3

25.0 km

Carlos III Gate

Highlight • Monument

The Carlos III Gate is located in the town of Riotuerto. If you're in the area, stop by this baroque memorial arch.

Translated by Google •

Tip by

4

34.6 km

Heras Reservoir

Highlight • Lake

B

46.3 km

End point

Train Station

Loading

Way Types & Surfaces

Way Types

16.4 km

7.79 km

7.71 km

7.06 km

7.01 km

215 m

< 100 m

Surfaces

19.2 km

18.3 km

6.07 km

1.57 km

1.21 km

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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 (120 m)

Lowest point (0 m)

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Weather

Powered by Foreca

Tuesday 14 July

26°C

22°C

19 %

Additional weather tips

Max wind speed: 16.0 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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