Routes

Planner

Features

Updates

App

Login or Signup

Get the App

Login or Signup

Routes
Places to see
Natural Monuments
France
Hauts-De-France
Saint-Omer

Serques

Top 7 Natural Monuments around Serques

Best natural monuments around Serques are primarily defined by the expansive Le Marais de Serques, a significant marshland within the larger Parc Naturel Régional des Caps et Marais d'Opale. This area features an intricate network of waterways, including small canals and rivers like the Muissens and Grand Large, supporting a unique ecosystem. The landscape is characterized by rich biodiversity, offering opportunities to observe diverse flora and fauna. This preserved natural environment provides a tranquil setting for exploration.

Best natural monuments…

Last updated: July 3, 2026

Romelaëre Nature Reserve Circuit

Highlight (Segment) • Trail

The Réservé Naturelle Nationale des Étangs du Romelaëre is a beautiful nature reserve located in Clairmarais, Saint-Omer and Nieurlet. This reserve, which covers approximately 108 hectares, is a remnant of …

Translated by Google •

Tip by

See hikes here

Send to Phone

Save

Not so essential but very pleasant tour in the forest. Quite varied. Be careful a little muddy

Translated by Google •

Tip by

Save

Sign up now to discover places like this

Get recommendations on the best single tracks, peaks, & plenty of other exciting outdoor places.

Sign up for free

14 centuries of hard work

Highlight • Historical Site

Nice, here you can compare the photo with the current situation.
13th century: stone sculptor;
1600: moving with the pole (flat bottom/punter)
1700: dredging with a dredging net
1850: drainage …

Translated by Google •

Tip by

Save

Harchelle Lake

Highlight • Lake

Magnificent lake in the middle of the forest, ideal for starting a walk around the lake or a hike through the forest

Translated by Google •

Tip by

Save

Pihem Ravine

Highlight (Segment) • Gorge

Nice descent a bit technical
For novices but possible at low speed

Translated by Google •

Tip by

Save

Sign up for free to discover even more natural monuments around Serques.

Sign up for free

Already have an account?

Start today with a free account

Your next adventure awaits.

Login or Signup

Popular around Serques

Hiking around Serques

MTB Trails around Serques

Cycling around Serques

Road Cycling Routes around Serques

Gravel biking around Serques

Running Trails around Serques

Tips from the Community

D🇳🇴u🇸🇪k🇩🇰e 🇫🇷 SL 📸
January 12, 2025, Bomb Crater in Parc Naturel Régional des Caps et Marais d'Opale

The hiking trail around the V2 bunker is worth a hike. You also get to many other parts of the facility that you don't normally see in the forest.

Translated by Google

0

0

Nice, here you can compare the photo with the current situation. 13th century: stone sculptor; 1600: moving with the pole (flat bottom/punter) 1700: dredging with a dredging net 1850: drainage mill 1900: fishing with bundle of branches 1920: harrowing and rolling

Translated by Google

7

0

The Réservé Naturelle Nationale des Étangs du Romelaëre is a beautiful nature reserve located in Clairmarais, Saint-Omer and Nieurlet. This reserve, which covers approximately 108 hectares, is a remnant of an old peat cutting from the 19th century. The area consists of ponds, canals, bridges and chain pits, and offers a rich diversity of flora and fauna.

Translated by Google

7

0

A relic of the Second World War

Translated by Google

0

0

Not so essential but very pleasant tour in the forest. Quite varied. Be careful a little muddy

Translated by Google

0

0

Bull62
July 14, 2023, Lac d'Harchelle

Magnificent lake in the middle of the forest, ideal for starting a walk around the lake or a hike through the forest

Translated by Google

1

0

Bull62
June 9, 2023, Ravin de Pihem

superb course in the middle of nature

Translated by Google

0

1

Nice descent a bit technical For novices but possible at low speed

Translated by Google

1

0

Frequently Asked Questions

What are the most popular natural monuments around Serques?

The region around Serques is known for its diverse natural monuments, primarily centered around the expansive Le Marais de Serques. Among the most appreciated by the komoot community are the Romelaëre Nature Reserve Circuit, which features ponds, canals, and rich biodiversity, and Harchelle Lake, a tranquil lake nestled within a forest.

Are there family-friendly natural monuments around Serques?

Yes, several natural monuments in the Serques area are suitable for families. The Romelaëre Nature Reserve Circuit and Harchelle Lake are both great options for family outings. Additionally, the Saint-Omer Public Garden offers a beautiful park setting with diverse landscape styles, perfect for a leisurely family stroll.

What unique natural features can I observe in the Serques marshland?

Le Marais de Serques is characterized by an intricate network of small canals, known as 'watergangs,' and is traversed by the rivers Muissens and Grand Large. This unique landscape supports rich biodiversity, allowing visitors to observe diverse flora and fauna, especially aquatic wildlife and various bird species. The area is also notable for its traditional livestock farming and isolated houses accessible only by boat.

Are there historical sites integrated into the natural monuments near Serques?

Yes, the region offers natural monuments with historical significance. The Bomb Crater in Parc Naturel Régional des Caps et Marais d'Opale is a relic from the Second World War, offering a varied tour through the forest. Another interesting site is 14 centuries of hard work, which showcases the historical evolution of activities within the marshland.

What outdoor activities can I do near these natural monuments?

Beyond exploring the natural monuments themselves, the area around Serques offers various outdoor activities. You can find numerous routes for cycling, gravel biking, and road cycling. For example, you can explore routes like the 'Greenway along the Aa – Lansberghe Path loop' for gravel biking or 'Along the River Aa – Rue du Fort Vesques loop' for cycling. You can find more details on these activities in the Gravel biking around Serques and Cycling around Serques guides.

Are there hiking trails suitable for all abilities in the Serques area?

Yes, the region caters to various hiking abilities. The Sentier du Lansbergue, for instance, is a gentle 6 km trail from Serques to Tilques, designed to be accessible for strollers and wheelchairs, making it ideal for easy family outings. Other trails, like those around the Bomb Crater, offer varied forest walks that can be a bit muddy but are generally pleasant.

What is the best time to visit the natural monuments around Serques?

The natural monuments around Serques, particularly Le Marais de Serques, are beautiful year-round. Spring and summer offer lush greenery and abundant wildlife, ideal for nature observation and outdoor activities like carriage or horseback rides. Autumn brings vibrant colors to the marsh, while winter offers a serene, tranquil landscape, suitable for quiet walks.

Is the Sentier du Lansbergue trail accessible for wheelchairs and strollers?

Yes, the Sentier du Lansbergue is specifically designed to be accessible for strollers and wheelchairs. This gentle 6 km path allows everyone to enjoy the pleasant and bucolic waterside views of the Serques marsh, making it an excellent choice for inclusive family outings.

What kind of wildlife can I expect to see in Le Marais de Serques?

Le Marais de Serques is a Zone Naturelle d'Intérêt Écologique, Faunistique et Floristique (ZNIEFF) of type 1, indicating its significant ecological importance. Visitors can expect to see a rich diversity of aquatic wildlife and various bird species due to the numerous ponds and intricate network of waterways. The marsh also features diverse flora along its trails.

Are there any unique cultural aspects associated with the Serques marsh?

Beyond its natural beauty, Le Marais de Serques holds unique cultural significance. It is known for its traditional way of life, including isolated houses accessible only by boat and the unique service of France's last postman delivering mail by boat. The marsh also serves as a hub for local events, such as medieval festivals, concerts, art exhibitions, and a meeting point for local gastronomy.

Where can I find parking when visiting natural monuments near Serques?

While specific parking details for every natural monument are not always available, popular starting points for trails like the Sentier du Lansbergue in Serques or access points to the Audomarois marshes generally have designated parking areas. It's advisable to check local signage or visitor information centers upon arrival for the most accurate parking guidance.

Most popular routes around Serques

Hiking around Serques

Most popular attractions around Serques

Places to see

Store rating

Get inspired with the komoot mobile app

With a free komoot account, you can easily find, customize, and navigate endless outdoor adventures.

or

Join komoot Now

Store rating

Explore more

Extend your search for the best caves by checking out these guides of the top ones around Serques:

Saint-Martin-Lez-TatinghemClairmaraisLonguenesseSalperwickTilquesLeulinghemZudausquesArquesHeuringhemSaint-FolquinHelfautBlendecquesCampagne-Lès-WardrecquesWizernesMoulleÉperlecquesEcquesWardrecquesHoulleMoringhemWisquesRacquinghemHallines

Nearby adventure guides

Things to Do around Tilques

background

Get ready to conquer new peaks

Sign up for Free

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

© komoot GmbH

Privacy Policy