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Routes
Mountain biking trails
Spain
Castile and León
Burgos
Arlanzon
Merindad De Río Ubierna

Red Rock Valley – Fuente de Arconada loop from Río de la Hoz

Routes
Mountain biking trails
Spain
Castile and León
Burgos
Arlanzon
Merindad De Río Ubierna

Red Rock Valley – Fuente de Arconada loop from Río de la Hoz

Moderate

2

riders

Red Rock Valley – Fuente de Arconada loop from Río de la Hoz

03:25

47.3km

490m

Mountain biking

Moderate mountain bike ride. Good fitness required. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: May 11, 2026

Waypoints

A

Start point

Parking

Get Directions

1

431 m

Túnel de la Hoz

Highlight • Structure

La Hoz Tunnel, 84 meters, no need to bring light.

Translated by Google •

Tip by

2

1.05 km

Túnel del Callejón

Highlight • Structure

Alley tunnel, 121 meters, no need to bring light.

Translated by Google •

Tip by

3

1.49 km

Santander Railway Greenway

Highlight • Cycleway

4

14.3 km

Fountain Next to the Greenway

Highlight • Rest Area

Good place to get water

Translated by Google •

Tip by

5

18.3 km

Red Rock Valley

Highlight • Gorge

The Santander-Mediterranean Greenway at this point passes through a valley of a very curious color, the views are incredible.

Translated by Google •

Tip by

6

21.0 km

Fuente de Arconada

Highlight • Natural Monument

The long climb from Oña to Peñahorada
You deserve a rest, and replace fluids. (and there is a bar next door)

Translated by Google •

Tip by

7

46.9 km

View of the Ruined Church

Highlight • Historical Site

Ruined church, seen from the greenway.

Translated by Google •

Tip by

8

47.0 km

Narrow Gorge

Highlight • Gorge

Small gorge before the greenway tunnels.

Translated by Google •

Tip by

B

47.3 km

End point

Parking

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Way Types & Surfaces

Way Types

38.5 km

6.92 km

972 m

574 m

353 m

Surfaces

20.7 km

17.9 km

7.49 km

888 m

353 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 (1,010 m)

Lowest point (690 m)

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Weather

Powered by Foreca

Wednesday 1 July

23°C

12°C

0 %

Additional weather tips

Max wind speed: 31.0 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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