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View of the Baie de Authie – Atlantic Wall Bunker Remains loop from Groffliers

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Hiking trails & Routes

View of the Baie de Authie – Atlantic Wall Bunker Remains loop from Groffliers

Easy

hikers

View of the Baie de Authie – Atlantic Wall Bunker Remains loop from Groffliers

01:20

5.20km

20m

Hiking

Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: May 12, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

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

Waypoints

Start point

Parking

Get Directions

1.72 km

From Groffliers to Berck

Highlight • Other

2.10 km

Sandy Dunes of Parc Naturel Marin des Estuaires Picards et de la Mer d'Opale

Highlight • Beach

Endless sandy landscape and sometimes very bizarre when it's windy

Translated by Google •

Tip by

2.68 km

View of the Baie de Authie

Highlight • Other

Expansive and imposing landscape of sand and water

Translated by Google •

Tip by

2.69 km

Atlantic Wall Bunker Remains

Highlight • Historical Site

Remains of a bunker position of the Atlantic Wall. Also preserved are the remains of an ammunition bunker and parts of wire entanglements used to secure the dune entrances.

Translated by Google •

Tip by

5.20 km

End point

Parking

Way Types & Surfaces

Way Types

3.55 km

999 m

503 m

125 m

Surfaces

3.67 km

838 m

383 m

286 m

Elevation

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

Weather

Friday 22 May

26°C

14°C

0 %

Additional weather tips

Max wind speed: 15.0 km/h

to get more detailed weather forecasts along your route

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

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View of the Baie de Authie – Atlantic Wall Bunker Remains loop from Groffliers

From Groffliers to Berck

Sandy Dunes of Parc Naturel Marin des Estuaires Picards et de la Mer d'Opale

View of the Baie de Authie

Atlantic Wall Bunker Remains

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