Routes

Planner

Features

Updates

App

Login or Signup

Get the App

Login or Signup

Routes
Mountain biking trails
France
Hauts-De-France
Boulogne-Sur-Mer
Hesdigneul-Lès-Boulogne

View of the Opal Coast – Hardelot Bunker loop from Hesdigneul

Routes
Mountain biking trails
France
Hauts-De-France
Boulogne-Sur-Mer
Hesdigneul-Lès-Boulogne

View of the Opal Coast – Hardelot Bunker loop from Hesdigneul

Moderate

4.8

(8)

19

riders

View of the Opal Coast – Hardelot Bunker loop from Hesdigneul

03:36

54.2km

460m

Mountain biking

Moderate mountain bike ride. Good fitness required. Suitable for all skill levels. The starting point of the route is accessible with public transport.

Last updated: April 5, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Parc naturel régional des Caps et marais d'Opale

Parc naturel marin des Estuaires picards et de la mer d'Opale

Waypoints

A

Start point

Train Station

Get Directions

1

9.04 km

View of the Opal Coast

Highlight • Viewpoint

very beautiful panorama not to be missed with sea view easy to access on foot or by bike

Translated by Google •

Tip by

2

9.85 km

Hardelot Bunker

Highlight • Historical Site

you can admire part of our heritage but above all a piece of history

Translated by Google •

Tip by

3

24.5 km

Le Voyageur-Raphaël

Highlight • Other

in memory of the workers

Translated by Google •

Tip by

4

24.8 km

Maréïs Parking

Highlight • Parking

great place, newly built boardwalk for everyone 😉

Translated by Google •

Tip by

26.2 km

Viewpoint

Viewpoint

6

33.2 km

Port of ETAPLES

Highlight • Other

Great bike path 👌 🚴🏻‍♂️and hiking 🥾

Translated by Google •

Tip by

7

44.1 km

Large Second World War munitions depot converted into bat reserve

Translated by Google •

Tip by

8

48.3 km

Hameau trail

Highlight • Trail

B

54.2 km

End point

Train Station

Loading

Way Types & Surfaces

Way Types

19.5 km

12.9 km

9.83 km

7.13 km

4.38 km

539 m

Surfaces

19.5 km

17.5 km

13.3 km

1.81 km

1.25 km

857 m

Sign up to see more specific route details

Sign up for free

Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (150 m)

Lowest point (0 m)

Sign up to see more specific route details

Sign up for free

Weather

Powered by Foreca

Monday 29 June

18°C

11°C

42 %

Additional weather tips

Max wind speed: 16.0 km/h

to get more detailed weather forecasts along your route

Comments

guide_signup

Want to know more?

Sign up for a free komoot account to join the conversation.

Sign up for free

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

Save

Edit route

Download GPX

Move start point

Print

Share

Embed on a website

Report an Issue

Report restricted access

Nearby routes

Moderate

4.7

202

Mont de Couple – View of the Opal Coast loop from Ambleteuse

04:01h

50.6km

680m

Explore
RoutesRoute plannerFeaturesHikesMTB TrailsRoad cycling routesBikepackingSitemap
Download the app
Follow Us on Socials

© komoot GmbH

Privacy Policy