Secret Menu

Enter the password to access the secret menu.

Routes Planner Features Updates

App

Get the komoot app

Join 45 million outdoor enthusiasts: navigate, discover, adventure.

4.8/5

Based on more than 300k user ratings

Download komoot now

Visit the App Store, Google Play or scan the QR code with your phone to download instantly.

Get the App

Get the komoot app

Join 45 million outdoor enthusiasts: navigate, discover, adventure.

4.8/5

Based on more than 300k user ratings

Download komoot now

Visit the App Store, Google Play or scan the QR code with your phone to download instantly.

Add your photos to this highlight

Drag a photo here or browse to upload.

Highlight • Settlement

Altzo

Cycling

5.0

(4)

Road cycling

5.0

(4)

People Who've Recommended This Place

Javier Lopez Nuñez

Everything You Need To Get Outside

Ready-Made Inspiration

Browse personalized adventures tailored to your favorite sport

A Better Planning Tool

Build your perfect outdoor experience using the world’s best outdoor tech

More Intuitive Navigation

Turn-by-turn navigation and offline maps keep your adventure on track

A Log of Every Adventure

Save every adventure and share your experiences with your friends

Laita

Everything You Need To Get Outside

Ready-Made Inspiration

Browse personalized adventures tailored to your favorite sport

A Better Planning Tool

Build your perfect outdoor experience using the world’s best outdoor tech

More Intuitive Navigation

Turn-by-turn navigation and offline maps keep your adventure on track

A Log of Every Adventure

Save every adventure and share your experiences with your friends

Jose Miguel Felipe

Everything You Need To Get Outside

Ready-Made Inspiration

Browse personalized adventures tailored to your favorite sport

A Better Planning Tool

Build your perfect outdoor experience using the world’s best outdoor tech

More Intuitive Navigation

Turn-by-turn navigation and offline maps keep your adventure on track

A Log of Every Adventure

Save every adventure and share your experiences with your friends

Peio

Everything You Need To Get Outside

Ready-Made Inspiration

Browse personalized adventures tailored to your favorite sport

A Better Planning Tool

Build your perfect outdoor experience using the world’s best outdoor tech

More Intuitive Navigation

Turn-by-turn navigation and offline maps keep your adventure on track

A Log of Every Adventure

Save every adventure and share your experiences with your friends

Unai

Everything You Need To Get Outside

Ready-Made Inspiration

Browse personalized adventures tailored to your favorite sport

A Better Planning Tool

Build your perfect outdoor experience using the world’s best outdoor tech

More Intuitive Navigation

Turn-by-turn navigation and offline maps keep your adventure on track

A Log of Every Adventure

Save every adventure and share your experiences with your friends

Iker Hernandorena

Everything You Need To Get Outside

Ready-Made Inspiration

Browse personalized adventures tailored to your favorite sport

A Better Planning Tool

Build your perfect outdoor experience using the world’s best outdoor tech

More Intuitive Navigation

Turn-by-turn navigation and offline maps keep your adventure on track

A Log of Every Adventure

Save every adventure and share your experiences with your friends

Joseba Goñi

Everything You Need To Get Outside

Ready-Made Inspiration

Browse personalized adventures tailored to your favorite sport

A Better Planning Tool

Build your perfect outdoor experience using the world’s best outdoor tech

More Intuitive Navigation

Turn-by-turn navigation and offline maps keep your adventure on track

A Log of Every Adventure

Save every adventure and share your experiences with your friends

Xavinsky

Everything You Need To Get Outside

Ready-Made Inspiration

Browse personalized adventures tailored to your favorite sport

A Better Planning Tool

Build your perfect outdoor experience using the world’s best outdoor tech

More Intuitive Navigation

Turn-by-turn navigation and offline maps keep your adventure on track

A Log of Every Adventure

Save every adventure and share your experiences with your friends

Done

Everything You Need To Get Outside

Ready-Made Inspiration

Browse personalized adventures tailored to your favorite sport

A Better Planning Tool

Build your perfect outdoor experience using the world’s best outdoor tech

More Intuitive Navigation

Turn-by-turn navigation and offline maps keep your adventure on track

A Log of Every Adventure

Save every adventure and share your experiences with your friends

Save Share

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

Everything You Need To Get Outside

Ready-Made Inspiration

Browse personalized adventures tailored to your favorite sport

A Better Planning Tool

Build your perfect outdoor experience using the world’s best outdoor tech

More Intuitive Navigation

Turn-by-turn navigation and offline maps keep your adventure on track

A Log of Every Adventure

Save every adventure and share your experiences with your friends

Tips

August 17, 2025

Cycling

visit to the giant

Translated by

•

In the know? Log-in to add a tip for other adventurers!

Nearby routes

Best routes near Altzo

riders

Old Bridge – Rest and Recreation Area loop from San Pelaio

99.4km

07:01

1,850m

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

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

riders

Altzo – Old Bridge loop from Tolosa

36.6km

03:04

910m

Hard bike ride. Very good fitness required. You may need to push your bike for some segments of this route.

Navigate with device Send to Phone

Save

How to understand each route’s difficulty level

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

Wednesday 21 October

16°C

3°C

-- %

Additional weather tips

Max wind speed: -- km/h

Change Starting Time

When do you want to start?

To ensure you can rely on your forecast, only the weather data for the next 46 hours is available.

Today

Save Cancel

Most visited during

January

February

March

April

May

June

July

August

September

October

November

December

See nearby routes

Take Me There

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

Other Popular Places to Check Out

Txindoki (1,346 m)

Hernio Summit

Tolosa Old Town and Stone Archway

Plazaola Greenway

Andoain

Climb from Asteasu

Ganboa summit

Embalse de Lareo

Ibiur Reservoir

Plazaola Greenway (Leitza–Andoain)

Cruz de Uzturre

Presa de Ibiur

Sign up or log in to keep exploring this route

By continuing, you agree to our Terms of Service and acknowledge receipt of our Privacy Policy.

Continue with Google Continue with Apple Continue with Facebook

Continue with email

Already have an account?

Download the app

Follow Us on Socials

Community guidelines

Vulnerability disclosure program

Imprint

Information for law enforcement

We value your privacy ⛰️

We use cookies that are essential for the app and website to function correctly or are used to produce aggregated statistics. With your consent, we and our third-party partners will also use tracking technologies to improve the in-app and navigation experience, and to provide you with personalized services and content. To give your consent, tap Accept all cookies. Alternatively, you can customize your privacy settings by tapping Customize Preferences, or by going to Cookie Preferences at any time. If you don’t want us to use non-technical tracking technologies, tap Refuse. For more information about how we process your personal data through cookies, take a look at our Privacy Policy.

Altzo

#1.

Old Bridge – Rest and Recreation Area loop from San Pelaio

#2.

Altzo – Old Bridge loop from Tolosa

Other Popular Places to Check Out

Sign up or log in to keep exploring this route

We value your privacy ⛰️