Best natural monuments around Le Plessis-Bouchard include the Bois de Boissy and Plaine de Boissy, which form part of the Espace naturel régional de Boissy. These areas offer significant ecological and recreational value, providing a green lung within the urbanized region. The Bois de Boissy features diverse tree species and well-maintained paths for various outdoor activities. The adjacent Plaine de Boissy is known for its rich birdlife and expansive views, forming a crucial green corridor.
Last updated: November 2, 2026
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Very nice trail running outing in the forest 🌳
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The fountain is on a small bend, be careful because it is quickly invaded by plants
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Why visit Butte d'Orgemont? Panoramic view: Enjoy a spectacular view of Paris and its surroundings from a high vantage point. Nature and relaxation: Explore the green spaces and enjoy the tranquility of a natural environment. Outdoor activities: Engage in outdoor activities such as hiking, jogging, and picnicking. Historical discovery: Learn about the history and evolution of this site over time. Butte d'Orgemont is a remarkable place that combines natural beauty, recreational opportunities, and breathtaking views, making this site a must-see for nature lovers and those seeking peaceful moments away from the hustle and bustle of the city.
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The Butte d'Orgemont, located between Argenteuil and Enghien, north of Paris, is a picturesque site offering an exceptional panoramic view of the city and its surroundings. It is a place appreciated for its unique geographical characteristics and its role as a space for leisure and relaxation. Characteristics of the Butte d'Orgemont: Impressive panorama: The Butte d'Orgemont is perched on a hill, offering a clear view of Paris, in particular of the surrounding districts and the skyline of the capital. It is an ideal place to admire the sunset or simply enjoy the panorama. Park and green spaces: The hill is surrounded by well-maintained parks and green spaces, which offer picnic areas, walking trails, and relaxation areas. It is a perfect place for families, nature lovers, and those looking for a break in the open air. History and heritage: The site has a rich history, having been used for various purposes over the centuries. Visitors can explore the local history and the transformation of this natural site over time. Outdoor activities: In addition to walks and picnics, Butte d'Orgemont offers spaces for outdoor sports and recreation. The trails provide opportunities for jogging and family walks. Easy access: Butte d'Orgemont is accessible via public transport and is well connected to neighboring neighborhoods. This allows visitors to easily reach this natural space from Paris and its surroundings. Nearby attractions: In addition to Butte d'Orgemont, visitors can explore other attractions in Épinay-sur-Seine and its surroundings, enriching their visit.
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High place of pilgrimage (in the region anyway) between the 15th and 18th centuries. The water from this fountain was said to have the power to cure various skin diseases (scabies for example). This pilgrimage ceased shortly before the French Revolution.
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This bucolic path runs along the Stors marsh nature reserve. The ground quickly becomes muddy in bad weather and the days following the rain. That said, the setting is beautiful along the rock faces. For the rest, it's a fairly easy single.
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Magnificent natural reserve that this marsh of Stors.
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Here we have a beautiful view of the Marais de Stors nature reserve, a preserved site in the middle of the forest. We appreciate the density of the greenery. Over the year, you can admire the different colors, like an open-air fresco. It is the only swamp in the region, which makes it a unique place to discover during a running outing.
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Beyond the Bois de Boissy and Plaine de Boissy, you can discover several distinctive natural monuments. The Montmorency Sand Dune offers a surprising landscape within the forest, making you feel like you're in a different region. For a geological perspective, the Auversian Geological Site, an old quarry, showcases the famous sands of Auvers and is being restored for educational purposes.
Yes, the Saint Radegonde Fountain in the Montmorency forest is a notable historical site. It was historically a place of pilgrimage, with its waters believed to possess healing properties. The Auversian Geological Site also holds historical interest as an old quarry that reveals the region's geological past.
For an exceptional panoramic view, visit the View of Paris from Butte d'Orgemont. This picturesque site offers a clear vista of the city and its surroundings, making it an ideal spot to admire the sunset or simply enjoy the expansive landscape.
The natural monuments around Le Plessis-Bouchard offer a variety of trails. For instance, the Singletrack along the Marais de Stors provides a bucolic path along a nature reserve, featuring beautiful rock faces. The Bois de Boissy also has well-maintained paths suitable for walking, jogging, cycling, and horseback riding.
Absolutely. The Auversian Geological Site is mainly for educational purposes and public awareness, making it suitable for families interested in geology. The View of Paris from Butte d'Orgemont also features parks and green spaces with picnic areas and walking trails, perfect for family outings.
The area around Le Plessis-Bouchard is excellent for various outdoor activities. You can find numerous routes for road cycling, mountain biking, and general cycling. For example, explore routes like the 'Cycle path – Château de Boissis loop' or 'Godard Pond – Trail in Montmorency Forest loop'. You can find more details on these activities in the Cycling around Le Plessis-Bouchard guide, the MTB Trails around Le Plessis-Bouchard guide, and the Road Cycling Routes around Le Plessis-Bouchard guide.
The Bois de Boissy and Plaine de Boissy offer beauty throughout the year. Spring and autumn are particularly pleasant for walks and observing nature, with vibrant foliage or blooming flora. The Plaine de Boissy is especially rewarding for birdwatching during migration seasons.
Some natural sites are well-connected. For instance, the Butte d'Orgemont is accessible via public transport, making it easy to reach from Paris and its surroundings. For other areas like the Bois de Boissy, local bus services might provide access points, but it's advisable to check specific routes.
Given the diverse terrain, including forest paths and potentially muddy areas like the Marais de Stors, comfortable walking shoes or hiking boots are recommended. Layers of clothing are advisable to adapt to changing weather conditions. For the Montmorency Sand Dune, be prepared for soft sand, which can be challenging.
Many natural areas and trails around Le Plessis-Bouchard, including parts of the Bois de Boissy, are generally dog-friendly. However, it's always best to keep dogs on a leash, especially in nature reserves like the Marais de Stors, to protect local wildlife and ensure a pleasant experience for all visitors.
The Plaine de Boissy is a preserved market garden plain, renowned for its rich birdlife. It's a crucial part of a green corridor and an excellent spot for birdwatching, with 57 recorded bird species, including several in decline. It offers expansive views and contributes significantly to the region's biodiversity.
Yes, the Montmorency Sand Dune is described as a challenging corner, especially off-track, due to its soft sand. For cyclists, some MTB routes around Montmorency Forest, like the 'Trail in Montmorency Forest – Montée de la Pierre Turquaise loop', offer moderate difficulty with climbs.


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