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Altzo

Cycling

5.0

(4)

Road cycling

5.0

(4)

People Who've Recommended This Place

Javier Lopez Nuñez

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Laita

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Jose Miguel Felipe

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Iker Hernandorena

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Joseba Goñi

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Xavinsky

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Done

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Save

Location: Altzo, Tolosa, Gipuzkoa, Basque Country, Spain

Everything You Need To Get Outside

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Tips

Xavinsky

August 17, 2025

Cycling

visit to the giant

Translated by

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Nearby routes

Best routes near Altzo

5.0

(4)

125

riders

Old Bridge – Larraitz Climb loop from Tolosa

43.7km

02:53

610m

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

Bike

Mountain Bike

Road Bike

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

4.6

(5)

riders

Andoain – Old Bridge loop from Errenteria

109km

07:06

1,280m

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

Bike

Mountain Bike

Road Bike

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

4.4

(9)

riders

Andoain – Old Bridge loop from Hernani-Centro

103km

06:32

980m

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

Navigate with device

Send to Phone

Save

How to understand each route’s difficulty level

Hiking

Bike

Mountain Bike

Road Bike

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 240 m

Weather

Tuesday 7 July

28°C

16°C

14 %

Additional weather tips

Max wind speed: 10.0 km/h

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Take Me There

Location: Altzo, Tolosa, Gipuzkoa, Basque Country, Spain

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Altzo

#1.

Old Bridge – Larraitz Climb loop from Tolosa

#2.

Andoain – Old Bridge loop from Errenteria

#3.

Andoain – Old Bridge loop from Hernani-Centro

Other Popular Places to Check Out

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We value your privacy ⛰️

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