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Routes
Bike touring routes & trails
Spain
Santander
Cantabria
Costera
Piélagos

Reyerma Steam Locomotive – La Sía Pass loop from Renedo de Piélagos

Routes
Bike touring routes & trails
Spain
Santander
Cantabria
Costera
Piélagos

Reyerma Steam Locomotive – La Sía Pass loop from Renedo de Piélagos

Hard

16

riders

Reyerma Steam Locomotive – La Sía Pass loop from Renedo de Piélagos

10:30

146km

2,970m

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: September 10, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Parque Natural de los Collados del Asón

Waypoints

A

Start point

Train Station

Get Directions
1

9.48 km

Puente Viesgo

Highlight • Settlement

A very beautiful and picturesque town where it is impossible not to eat a sobao. There is a path to walk along the edge of the river but you will …

Translated by Google •

Tip by

2

9.66 km

Puente Viesgo Station

Highlight • Structure

The old Puente Viesgo train station has not lost any of its charm. It is also worth taking a break in the town. The necessary restaurants and bars are mainly located west of the river.

Translated by Google •

Tip by

3

9.74 km

Reyerma Steam Locomotive

Highlight • Monument

German-made locomotive that entered service in 1913 to transport iron ores and limestone from the Camargo mines to its factory. It is located on the greenway, near the train station, converted into an exhibition hall and tourist information office.

Translated by Google •

Tip by

37.1 km

La Braguía

Mountain Pass

5

57.8 km

Estacas de Trueba Pass

Highlight • Mountain Pass

Ancient signage made by hand with Castilian stone

Translated by Google •

Tip by

6

59.6 km

The views along this section are unparalleled.

Highlight (Segment) • Viewpoint

The first cabins appear and the vegetation merges with the mountains of the landscape

Translated by Google •

Tip by

7

76.9 km

La Sía Pass

Highlight • Mountain Pass

very windy, wrap up well

Translated by Google •

Tip by

8

78.2 km

Panoramic View of the Cantabrian Side of Portillo de la Sía

Highlight • Viewpoint

Impressive viewpoint ideal for resting before attacking the last two ramps of the port of El Portillo del La Sía. Grazing cows and mountains, you couldn't ask for more.

Translated by Google •

Tip by

87.4 km

Mirador Nacimiento del Asón

Viewpoint

107 km

Puerto de Alisas

Mountain Pass

11

119 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

120 km

Ruins

Ruins

145 km

Río Pas

Lake

B

146 km

End point

Train Station

Loading

Way Types & Surfaces

Way Types

111 km

20.6 km

7.46 km

6.89 km

699 m

Surfaces

124 km

19.2 km

1.95 km

699 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 (1,220 m)

Lowest point (40 m)

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Weather

Powered by Foreca

Monday 19 October

16°C

6°C

31 %

Additional weather tips

Max wind speed: 15.0 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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