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Bois de Cise – Saint Martin's Church loop from Le Tréport – Mers-les-Bains

Routes

Hiking trails & Routes

Bois de Cise – Saint Martin's Church loop from Le Tréport – Mers-les-Bains

Moderate

4.8

(69)

414

hikers

Bois de Cise – Saint Martin's Church loop from Le Tréport – Mers-les-Bains

03:29

11.2km

170m

Hiking

Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required. The starting point of the route is accessible with public transport.

Last updated: June 18, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Parc naturel régional Baie de Somme Picardie Maritime

Waypoints

Start point

Train Station

Get Directions

59 m

The White Cliffs at Mers-les-Bains

Highlight • Natural Monument

Impressive and massive cliffs/chalk cliffs.

Translated by Google •

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365 m

Mers-les-Bains Seaside Promenade and Colorful Belle Époque Houses

Highlight • Viewpoint

A long beach promenade lined with listed buildings.

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586 m

Colorful villas on Rue de la Plage, Mers-les-Bains

Highlight • Monument

Beautiful houses, it's fun to stroll here.

Translated by Google •

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1.51 km

View of Mers-les-Bains and Le Tréport

Highlight • Viewpoint

First a climb is required for a beautiful view

Translated by Google •

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1.96 km

View of Le Tréport and the Cliffs

Highlight • Viewpoint

old platform from the war, from here you have a great view over Le Treport

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5.33 km

Bois de Cise

Highlight • Forest

This green setting in the heart of the cliffs has been listed as a picturesque site since 1959. The Bois de Cise is an exceptional natural site, a small natural …

Translated by Google •

Tip by

7.06 km

lush meadows above the cliffs

Highlight • Other

Wonderful views

Showing Translation

Tip by

9.94 km

The Saint-Martin de Mers-les-Bains church, a Roman-Byzantine style church built in 1928 by the architect Edmond Douillet. It retains a 17th century altarpiece attributed to Michel Anguier and stained glass windows by Georges Tembouret and Georges Sagot.

Translated by Google •

Tip by

11.2 km

End point

Train Station

Way Types & Surfaces

Way Types

6.31 km

1.47 km

1.15 km

927 m

904 m

439 m

Surfaces

3.61 km

3.03 km

1.81 km

1.64 km

779 m

330 m

Elevation

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

Highest point (80 m)

Lowest point (0 m)

Weather

Saturday 4 July

22°C

16°C

0 %

Additional weather tips

Max wind speed: 18.0 km/h

to get more detailed weather forecasts along your route

Comments

July 18, 2024,De Mers les Bains au Bois de Cise par le sentier du littoral

The total mileage is estimated because the app crashed... For the time, allow a little 3 hours with breaks

Showing Translation

November 2, 2025,Entre deux grains...

Hey fellow adventurers!
Ah, Parisians, what a strange, incurious, and often sheep-like individual.

What I'm writing, well, I probably shouldn't, because I don't want to end up with the Parisians on the Alabaster Coast. Let them stay in Deauville, with the insularity so characteristic of a certain segment of the population, because here, we're touching the sublime, the colors are …

Showing Translation

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

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Bois de Cise – Saint Martin's Church loop from Le Tréport – Mers-les-Bains

The White Cliffs at Mers-les-Bains

Mers-les-Bains Seaside Promenade and Colorful Belle Époque Houses

Colorful villas on Rue de la Plage, Mers-les-Bains

View of Mers-les-Bains and Le Tréport

View of Le Tréport and the Cliffs

Bois de Cise

lush meadows above the cliffs

Saint Martin's Church

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