Best attractions and places to see around Forges-Les-Bains is a commune in the Essonne department, characterized by its extensive green spaces and historical sites. Situated within the Parc naturel régional de la Haute Vallée de Chevreuse, the area features numerous forests, water landscapes, and a rich wild flora. Its past as a spa town and its architectural heritage, including 12th-century churches and 17th-century chateaus, contribute to its distinct character. The region offers a blend of natural beauty and historical interest…
Last updated: May 21, 2026
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This is why the feudal lords built this castle here. This viewpoint gives us a panorama of the entire valley.
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Great view when you are at the top of the viaduct!
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Magnificent vestige that can be seen from afar when arriving at Chevreuse.
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Nice walk. Free entry to the courtyard even on weekends.
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Nice walk with the family on the weekend.
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plan of the viewpoints of the Chevreuse valley
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“In the valley… oh… oh… of Chevreuse… la li la la… in the valley… oh… oh… I thought I heard cyclists. »
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ideal rating for cardio
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Forges-les-Bains is rich in natural beauty, with 85% of its territory covered by green spaces. You can explore extensive communal woods and agricultural areas, which are recognized as sensitive natural spaces. The region is part of the Parc naturel régional de la Haute Vallée de Chevreuse, dedicated to preserving its environment. Notable features include the venerable 15th-century "The Oak of Petit Launay," numerous springs, channeled ponds, and streams like the Prédecelle. The Baleine and Brule-Doux Ponds, located within the Angervilliers forest, are remarkable wetlands home to unique plant and animal species. The area also boasts a rich wild flora with 510 identified species.
The area around Forges-les-Bains offers a glimpse into its rich past. You can visit the 12th-century Eglise Notre-Dame-de-l'Assomption, known for its cultural and architectural significance. Other historical sites include the 17th and 18th-century chateaus, old wash houses, and impressive master houses. The town's history dates back to Gallo-Roman times, with archaeological findings suggesting its early use as a spa town. Don't miss La Madeleine Castle, a fortress offering an exceptional view over the Chevreuse valley, or Dampierre-en-Yvelines Castle, a well-known landmark for cyclists. The Choisel Church, built in the early 13th century, is also a beautiful stop.
Yes, several attractions around Forges-les-Bains are suitable for families. Both La Madeleine Castle and Dampierre-en-Yvelines Castle are considered family-friendly, offering historical exploration. The Fauvettes Viaduct provides a scenic viewpoint that can be enjoyed by all ages, and the Choisel Church offers a peaceful cultural experience. The extensive green spaces and marked trails also provide opportunities for family walks and outdoor activities.
For breathtaking views, visit La Madeleine Castle, which offers an exceptional panorama over the Chevreuse valley. Another magnificent spot is the Fauvettes Viaduct, providing a superb viewpoint over the valley surrounded by greenery. Cyclists and outdoor enthusiasts also appreciate the scenic beauty of the Côte des 17 Tournants, which offers a magnificent segment with linked turns and challenging sections.
Forges-les-Bains is a great starting point for various cycling adventures. You can find several routes, including:
Yes, Forges-les-Bains offers numerous marked trails for walking and cycling, thanks to its extensive green spaces and forests. The commune is notably traversed by the GR 11 long-distance hiking trail, which circles Paris, providing opportunities for extended walks. While specific hiking guides are not listed, the natural environment, including the communal woods and the Parc naturel régional de la Haute Vallée de Chevreuse, is ideal for leisurely strolls or more strenuous hikes. The area around the Côte des 17 Tournants also features trails through the forest.
The best time to visit Forges-les-Bains for outdoor activities like hiking and cycling is generally during spring (April to June) and autumn (September to October) when the weather is mild and the natural scenery is particularly vibrant with blooming flowers or colorful foliage. Summer (July to August) can also be pleasant, especially for enjoying the coolness inside historical buildings like the Choisel Church, but it can get warm for strenuous activities. Winter offers a different charm for walks, especially in the forested areas.
For those seeking a challenge, the Côte des 17 Tournants is a popular and challenging climb appreciated by cyclists for its uphill and downhill sections and numerous linked turns. Additionally, the Fauvettes Viaduct, originally built in 1913, is not only a viewpoint but also a site where caving groups train and climbers practice on its pillars, offering unique adventurous opportunities.
Forges-les-Bains showcases a rich architectural heritage, including its 12th-century church, the Eglise Notre-Dame-de-l'Assomption, which is a significant cultural landmark. The town also features 17th and 18th-century chateaus, old wash houses, and impressive master houses that reflect its historical development. The Château de la Halette, built in 1865, now serves as the town hall and is a notable architectural piece. You can also admire the Romanesque style of the Choisel Church, dating back to the early 13th century.
Visitors particularly enjoy the blend of historical charm and natural beauty. The exceptional views from places like La Madeleine Castle and the magnificent panorama from the Fauvettes Viaduct are highly praised. Cyclists appreciate the challenging yet scenic Côte des 17 Tournants. The historical significance of the castles and churches, combined with the peaceful green spaces and marked trails, offers a diverse and engaging experience for all.
Yes, Forges-les-Bains is home to unique natural areas, particularly its water landscape. The Baleine and Brule-Doux Ponds, located within the Angervilliers forest, are part of a remarkable wetland area. These peat bogs are ecologically important, hosting many unique and protected animal and plant species, especially dragonflies. The presence of numerous springs, channeled ponds, and streams throughout the village also contributes to its distinctive natural character.


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