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Castro-Urdiales

Rock retainers

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Rock retainers

Cycling

4.7

(18)

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

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    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

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    4.0

    (1)

    20

    riders

    #1.

    Valverde Tunnel – Piquillo Greenway loop from Castro-Urdiales

    37.8km

    02:40

    740m

    740m

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

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    Hard
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    Easy bike ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.

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

    Hard

    Details

    Informations

    Elevation 90 m

    Weather

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    Tuesday 22 September

    24°C

    15°C

    0 %

    Additional weather tips

    Max wind speed: 10.0 km/h

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

    Other Popular Places to Check Out

    Piquillo Greenway

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