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.

Weir on the Aa River

Weir on the Aa River

Add your photos to this highlight

Drag a photo here or browse to upload.

Highlight • Structure

Weir on the Aa River

Name: Weir on the Aa River
Rating: 2

People Who've Recommended This Place

David Rolin

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

KFR71

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

Pascal

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

Request to follow

Justine

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

Fred

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

Patrick Vanderperre

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

StephGS62219

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

Request to follow

Done

Recommended by 7 hikers

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

Location: Merck-Saint-Liévin, Saint-Omer, Hauts-De-France, France

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

See hikes here

Take Me There

Routes here

Best Hikes to Weir on the Aa River

4.5

(2)

hikers

1. Weir on the Aa River – Steep Forest Trail loop from Fauquembergues

26.8km

07:22

450m

440m

Hard hike. Very good fitness required. Easily-accessible paths. Suitable for all skill levels.

Navigate

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 1,000 ft. of elevation gain. Great for any fitness level.Easily-accessible paths. Suitable for all skill levels.
Corresponds approx.to SAC 1.

Moderate

Up to 5 hours and 3,000 ft. of elevation gain. Requires good fitness.Mostly accessible paths. Sure-footedness required.
Corresponds approx. to SAC 2-3.

Hard

More than 5 hours long or 3000 ft. of elevation gain. Requires very good fitness.Sure-footedness, sturdy shoes and alpine experience required.
Corresponds approx. to SAC 4–6.

Technical difficulty rating based on the Swiss Alpine Club (SAC) Hiking Scale.

Hard

4.5

(2)

hikers

2. Steep Forest Trail – View of the Aa Valley loop from Merck-Saint-Liévin

7.64km

02:05

110m

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

Navigate

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 1,000 ft. of elevation gain. Great for any fitness level.Easily-accessible paths. Suitable for all skill levels.
Corresponds approx.to SAC 1.

Moderate

Up to 5 hours and 3,000 ft. of elevation gain. Requires good fitness.Mostly accessible paths. Sure-footedness required.
Corresponds approx. to SAC 2-3.

Hard

More than 5 hours long or 3000 ft. of elevation gain. Requires very good fitness.Sure-footedness, sturdy shoes and alpine experience required.
Corresponds approx. to SAC 4–6.

Technical difficulty rating based on the Swiss Alpine Club (SAC) Hiking Scale.

Moderate

hikers

3. Weir on the Aa River – View of the Aa Valley loop from Fauquembergues

17.2km

04:48

330m

Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

Navigate

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 1,000 ft. of elevation gain. Great for any fitness level.Easily-accessible paths. Suitable for all skill levels.
Corresponds approx.to SAC 1.

Moderate

Up to 5 hours and 3,000 ft. of elevation gain. Requires good fitness.Mostly accessible paths. Sure-footedness required.
Corresponds approx. to SAC 2-3.

Hard

More than 5 hours long or 3000 ft. of elevation gain. Requires very good fitness.Sure-footedness, sturdy shoes and alpine experience required.
Corresponds approx. to SAC 4–6.

Technical difficulty rating based on the Swiss Alpine Club (SAC) Hiking Scale.

Moderate

Tips

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

Details

Informations

Elevation 50 m

Weather

Today

Wednesday 12 November

15°C

11°C

0 %

If you start your activity now...

Max wind speed: 21.0 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 hikes here

Take Me There

Location: Merck-Saint-Liévin, Saint-Omer, Hauts-De-France, France

Other Popular Places to Check Out

Église Notre-Dame-de-Bon-Secours d'Hallines

Bac à chaîne

Ancienne poudrerie

Réserve naturelle des étangs du Romelaëre

Chapelle de Nielles-lès-Bléquin

Coteaux calcaires d'Elnes

Forest Path in Parc Naturel Régional des Caps et Marais d'Opale

Memorial de la Royal Air Force

Ancienne écluse de l'Aa

piste cyclable L'AA

chemin roulent

Voie Verte le long de l'Aa

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.