Alcázar of the Constables – Trespaderne loop from Nofuentes

Merindad De Cuesta-Urria

Alcázar of the Constables – Trespaderne loop from Nofuentes

Hard

riders

Alcázar of the Constables – Trespaderne loop from Nofuentes

06:41

82.7km

910m

Gravel riding

Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: August 16, 2026

Tips

Temporary access restrictions

Includes segments with temporary access restrictions.

After 66.5 km for 221 m

Permit required

Waypoints

Start point

Parking

Get Directions

12.0 km

Alcázar of the Constables

Highlight • Castle

It is a fortified palace from the second half of the 14th century. It is the headquarters of the Historical Museum of the Merindades.

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30.7 km

Humilladero

Ruins

33.4 km

Torre de San Martín

Castle

56.4 km

Trespaderne

Highlight • Trail

Stage 3. Trespaderne/Burgos
74.5 kilometers. 480 positive meters.

The third day of the gravel adventure has little description and no possibility of confusion, it follows the same section of the …

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57.9 km

Ebro River Bridge

Highlight • Bridge

A beautiful bridge where we cross the Ebro River and the national highway. I'm adding photos of how it looked before it was finished; it used to be crossed over there.

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59.7 km

Poza de la Sal Salt Flats and Old Railway Station

Highlight • Historical Site

Stage 3. Trespaderne/Burgos
74.5 kilometers. 480 positive meters.

The third day of the gravel adventure has little description and no possibility of confusion, it follows the same section of the …

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67.4 km

Oña Historic Center

Highlight • Historical Site

Poza de Sal is about two kilometers from the old railway and we visit in the last stage that is less distance, it is worth the detour. Shortly after is …

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67.9 km

Santander–Mediterranean Railway Greenway: Oña Gorge and Tunnels

Highlight (Segment) • Trail

Nice stretch of greenway with privileged views of the Oña Gorge. The path runs parallel to the river and has no difficulty as it is completely flat terrain. On the way you have to pass a couple of tunnels.

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74.9 km

View of the cliffs in the Montes Obarenes–San Zadornil Natural Park

Highlight • Viewpoint

77.4 km

Trespaderne Train Station

Highlight • Structure

Very nice, it would be good to equip it and promote it.

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82.7 km

End point

Parking

Way Types & Surfaces

Way Types

63.8 km

6.36 km

6.25 km

5.49 km

466 m

421 m

< 100 m

Surfaces

62.6 km

11.7 km

5.44 km

2.02 km

803 m

178 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (930 m)

Lowest point (540 m)

Weather

Monday 5 October

23°C

14°C

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Comments

April 6, 2025,Trilogía de Merindad - Secretos por descubrir - Etapa Medina de Pomar - Oña 2/3

Linear route starting in Medina de Pomar and ending in Oña. It offers no technical or physical difficulty, with kilometers and elevation gains to be assessed based on each individual's physical condition.
Suitable for gravel, hybrid, and MTB bikes.

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