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Routes
Bike touring routes & trails
France
Hauts-De-France
Saint-Omer
Audruicq

Audomarois Tour

Hard

2

riders

Audomarois Tour

04:41

74.1km

530m

Cycling

This difficult 46.0-mile touring cycling loop from Audruicq explores the diverse landscapes of the Réserve biologique dirigée de Long Chêne.

Last updated: February 26, 2026

Tips

Your route passes through protected areas

Please check local regulations for:

Parc naturel régional des Caps et marais d'Opale

Waypoints

A

Start point

Parking

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1

7.18 km

Panorama sur Muncq Nieurlet

Highlight • Other

The Euroroute R1 passes here! The French section of the Euroroute R1 is about 97 km long and leads from the channel coast, either from Boulogne-sur-Mer or Calais, through Nord-Pas-de-Calais …

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2

13.7 km

Blockhaus d'Éperlecques Memorial

Highlight • Historical Site

This 22m high bunker protrudes like a mountain of concrete above the fôret d'Eperlecques. It was built as a launching pad to bombard London with V2 rockets. The 5m thick …

Translated by Google •

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3

17.3 km

Watten Hill

Highlight • Summit

The Montagne de Watten site is a viewpoint located in Watten, in the Nord department in France. It offers a panoramic view of the city and its surroundings.

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4

31.1 km

Forest road

Highlight • Other

nice long straight track through the forest. no cars

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5

38.3 km

Boat Lift of Fontinettes

Highlight • Monument

The Ascenseur à bateaux des Fontinettes is a historic boat lift in Arques, France. It was built between 1881 and 1887 and is the only remaining boat lift in France. …

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6

56.7 km

Chemin de la Houlle

Highlight • Trail

Rolling gravel path with a beautiful view of the valley.

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7

61.1 km

Église Saint-Wandrille is a church in Bayenghem-lès-Éperlecques, a commune in the Pas-de-Calais department (Hauts-de-France region) in France. The church is owned by the municipality and managed by the Diocese of …

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B

74.1 km

End point

Parking

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Way Types & Surfaces

Way Types

50.2 km

8.68 km

6.62 km

6.43 km

1.50 km

737 m

Surfaces

35.8 km

30.0 km

5.01 km

1.79 km

1.50 km

< 100 m

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Elevation

Elevation

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Highest point (90 m)

Lowest point (0 m)

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Weather

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Friday 22 May

30°C

16°C

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This route was planned by komoot.

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Frequently Asked Questions

How long does it typically take to complete this touring bicycle loop?

This challenging touring bicycle loop, covering 74.1 kilometers with an elevation gain of 530 meters, generally takes around 4 hours and 41 minutes to complete. This duration assumes a good fitness level, as it's classified as a 'Hard bike ride'.

What is the difficulty level of this cycling route?

This route is classified as difficult and is considered a 'Hard bike ride'. It requires 'Very good fitness' due to its length, elevation gain, and varied terrain. Be prepared for some segments where you might need to push your bike.

What kind of terrain can I expect on this loop?

The terrain on this loop is quite varied. While much of the Parc naturel régional des Caps et marais d'Opale features paved routes, this specific loop includes segments that may be unpaved and difficult to ride. You should be prepared for diverse surfaces and potentially needing to push your bike through some sections.

Where is the best place to park when starting this loop from Audruicq?

While specific parking details for Audruicq are not provided, as a common starting point for the loop, you would typically look for public parking areas within the town. It's advisable to check local maps or municipal websites for designated parking zones in Audruicq before your visit.

Are there any permits or entrance fees required to cycle this route or enter the Parc naturel régional des Caps et marais d'Opale?

No, there are generally no specific permits or entrance fees required to cycle this route or to access the Parc naturel régional des Caps et marais d'Opale. However, as it passes through the Réserve biologique dirigée de Long Chêne, always respect local regulations regarding protected natural areas.

What are some notable sights or landmarks along the route?

The route offers several interesting points. You can enjoy a Panorama sur Muncq Nieurlet, visit the historical Blockhaus d'Éperlecques Memorial, and pass by Watten Hill. Other highlights include the Boat Lift of Fontinettes and the Saint-Wandrille Church, Bayenghem-lès-Éperlecques.

What kind of scenery will I encounter on this cycling tour?

You'll experience diverse and picturesque landscapes within the Parc naturel régional des Caps et marais d'Opale. Expect to see impressive cliffs, verdant valleys, extensive marshes, and dense forests. The Réserve biologique dirigée du Long Chêne itself is located within the Rihoult-Clairmarais national forest, providing a rich, natural, and biodiverse setting throughout your ride.

What is the best time of year to cycle this route?

Given the varied terrain and the potential for unpaved sections, the best time to cycle this route would likely be during the drier months of late spring, summer, or early autumn. This avoids the wettest periods when unpaved sections could become very muddy and more challenging.

Is this cycling route suitable for families or beginners?

No, this cycling route is not recommended for families or beginners. It is classified as a 'Hard bike ride' requiring 'Very good fitness' and includes segments that are unpaved and difficult, potentially requiring you to push your bike. It's best suited for experienced touring cyclists looking for a significant physical challenge.

Are dogs allowed on this cycling route?

While the Parc naturel régional des Caps et marais d'Opale generally welcomes visitors, specific regulations for dogs on cycling routes, especially within a 'Réserve biologique dirigée' (managed biological reserve), can vary. It's always best to keep dogs on a leash and check for any specific signage or local rules within the Réserve biologique dirigée de Long Chêne to ensure compliance and protect wildlife.

Does this route intersect with other well-known cycling paths?

Yes, this route intersects with several other paths. You'll find sections that overlap with the Tour de l'Audomarois, Les 3 Cayelles, and parts of the EuroVelo 5 - Via Romea Francigena. It also briefly touches the North Sea Route and the Via Francigena France 01, Calais - Arras.

Are there any specific challenges or insider tips for tackling this route?

The main challenge lies in the varied terrain, with some unpaved and difficult segments where you might need to push your bike. An insider tip would be to ensure your touring bicycle is robust enough for mixed surfaces and to carry a repair kit. Also, consider starting early to allow ample time, especially if you anticipate slower progress on the tougher sections.

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