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Rock retainers

Rock retainers

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Rock retainers

Cycling

4.6

(13)

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Robert Hanson

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Emanuela Di Vito

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rizzi

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Done

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Save

Location: Castro-Urdiales, Costera, Cantabria, Santander, Spain

Everything You Need To Get Outside

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See nearby routes

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Tips

Robert Hanson

June 1, 2025

Cycling

impressive series of containments to reduce the risk of rocks falling from the cliffs above the trail

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Nearby routes

Best routes near Rock retainers

4.5

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1. La Arena Beach – Valverde Tunnel loop from Muskiz

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How to understand each route’s difficulty level

Hiking

Cycling

Mountain biking

Road cycling

Running

Easy

Up to 2 hours and 500 ft. of elevation gain. Great for any fitness level.Mostly paved surfaces. Suitable for all skill levels.

Moderate

Up to 5 hours and 1500 ft. of elevation gain. Requires good fitness.Some segments of this route may be unpaved and difficult to ride.

Hard

More than 5 hours or 1500 ft. of elevation gain. Requires very good fitness.You may need to push your bike for some segments of this route.

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2. Valverde Tunnel – La Arena Beach loop from Muskiz

56.1km

03:54

890m

Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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How to understand each route’s difficulty level

Hiking

Cycling

Mountain biking

Road cycling

Running

Easy

Up to 2 hours and 500 ft. of elevation gain. Great for any fitness level.Mostly paved surfaces. Suitable for all skill levels.

Moderate

Up to 5 hours and 1500 ft. of elevation gain. Requires good fitness.Some segments of this route may be unpaved and difficult to ride.

Hard

More than 5 hours or 1500 ft. of elevation gain. Requires very good fitness.You may need to push your bike for some segments of this route.

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3. Piquillo Greenway – La Arena Beach loop from Kabiezes

39.6km

02:42

520m

Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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How to understand each route’s difficulty level

Hiking

Cycling

Mountain biking

Road cycling

Running

Easy

Up to 2 hours and 500 ft. of elevation gain. Great for any fitness level.Mostly paved surfaces. Suitable for all skill levels.

Moderate

Up to 5 hours and 1500 ft. of elevation gain. Requires good fitness.Some segments of this route may be unpaved and difficult to ride.

Hard

More than 5 hours or 1500 ft. of elevation gain. Requires very good fitness.You may need to push your bike for some segments of this route.

Hard

Details

Informations

Elevation 90 m

Weather

Friday 20 March

18°C

9°C

0 %

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Max wind speed: 7.0 km/h

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Take Me There

Location: Castro-Urdiales, Costera, Cantabria, Santander, Spain

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