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European Heritage Days 2026 in Yvelines: 21 castles open

The 21 château openings recorded in Yvelines for the European Heritage Days on 19 and 20 September 2026, with their opening times and what we know about free admission.

All château entries Yvelines

• Fri, September 18 · 9:00 AMFree

  Exhibition: "Amers remarquables"

  Château de Théméricourt · Conflans-Sainte-Honorine

  Yvelines

• Fri, September 18 · 9:30 AMFree

  Discovery of the model of the Gallo-Roman villa of Richebourg

  château de Richebourg · Richebourg

  Yvelines

• Fri, September 18 · 2:00 PM

  Exhibition of sculptures by Céline Senlis

  château de Monte-Cristo · Le Port-Marly

  Yvelines

• Sat, September 19 · 9:00 AMFree

  Visit of the Bourdonné Castle park

  château de Bourdonné · Bourdonné

  Yvelines

• Sat, September 19 · 10:00 AMFree

  100 years of diplomacy in Rambouillet

  château de Rambouillet · Rambouillet

  Yvelines

• Sat, September 19 · 10:00 AMFree

  Beekeeping Discovery Exhibition

  Château de la Celle Saint-Cloud · La Celle-Saint-Cloud

  Yvelines

• Sat, September 19 · 10:00 AMFree

  A village exposes its history

  Château de Jambville · Jambville

  Yvelines

• Sat, September 19 · 10:00 AMFree

  Guided tour

  Château fort · Houdan

  Yvelines

• Sat, September 19 · 10:00 AMFree

  Self-guided tour of the castle of Maisons

  château de Maisons · Maisons-Laffitte

  Yvelines

• Sat, September 19 · 10:00 AMFree

  Self-guided visit of the park and vegetable garden of the Château de La Celle Saint-Cloud

  Château de la Celle Saint-Cloud · La Celle-Saint-Cloud

  Yvelines

• Sat, September 19 · 10:00 AMFree

  Self-guided tour of the site of the old artillery rides

  Hôtel MGallery Le Louis Château de Versailles · Versailles

  Yvelines

• Sat, September 19 · 10:30 AMFree

  "Self" your heritage

  Pavillon du Roi de Rome dit Palais du Roi de Rome · Rambouillet

  Yvelines

• Sat, September 19 · 10:30 AMFree

  Craftsmanship by the Creative Collective Conflanais

  château du Prieuré · Conflans-Sainte-Honorine

  Yvelines

• Sat, September 19 · 10:30 AMFree

  La Shary: almost two centuries, it’s time to celebrate!

  Pavillon du Roi de Rome dit Palais du Roi de Rome · Rambouillet

  Yvelines

• Sat, September 19 · 10:30 AMFree

  Guided tour of the Château de La Celle Saint-Cloud Park

  Château de la Celle Saint-Cloud · La Celle-Saint-Cloud

  Yvelines

• Sat, September 19 · 11:00 AMFree

  Exhibition "Boldoflorine, the factory and its famous herbal tea"

  Château fort · Houdan

  Yvelines

• Sat, September 19 · 11:00 AMFree

  Calligraphy and illumination exhibition

  Château fort · Houdan

  Yvelines

• Sat, September 19 · 11:00 AM

  Visit of the Château de Breteuil

  château de Breteuil · Choisel

  Yvelines

• Sat, September 19 · 11:00 AMFree

  Guided tour of Châteaufort, medieval city

  Mairie de Châteaufort · Châteaufort

  Yvelines

• Sat, September 19 · 11:00 AMFree

  Self-guided tour

  Château fort · Houdan

  Yvelines

• Sat, September 19 · 2:00 PMFree

  Demonstration of spindle embroidery

  château de Beynes · Beynes

  Yvelines

• Sat, September 19 · 2:00 PMFree

  Escape Game: The doctor’s poison

  château de Plaisir · Plaisir

  Yvelines

• Sat, September 19 · 2:00 PMFree

  Exhibition - archaeological workshop

  château de Beynes · Beynes

  Yvelines

• Sat, September 19 · 2:00 PMFree

  Exhibition - calligraphy workshop

  château de Beynes · Beynes

  Yvelines

• Sat, September 19 · 2:00 PMFree

  Exhibitions at the Château du Mesnil Saint Denis

  château du Mesnil-Saint-Denis · Le Mesnil-Saint-Denis

  Yvelines

• Sat, September 19 · 2:00 PM

  Impromptu interventions by a comedian

  château de Monte-Cristo · Le Port-Marly

  Yvelines

• Sat, September 19 · 2:00 PMFree

  Medieval board games

  château de Beynes · Beynes

  Yvelines

• Sat, September 19 · 2:00 PMFree

  Reconstruction of a 15th-century camp of Italian merchants by the company Le Comptoir de Lucques

  château de Beynes · Beynes

  Yvelines

• Sat, September 19 · 2:00 PMFree

  Reconstruction of a medieval military encampment

  château de Beynes · Beynes

  Yvelines

• Sat, September 19 · 2:00 PMFree

  3D videos of the Castle and the Church

  château de Beynes · Beynes

  Yvelines

• Sat, September 19 · 2:00 PMFree

  Visit of the Château de Beynes

  château de Beynes · Beynes

  Yvelines

• Sat, September 19 · 2:00 PMFree

  Guided tour of the church and seigneurial estate of Bazemont

  Église Saint-Illiers et château · Bazemont

  Yvelines

• Sat, September 19 · 2:00 PMFree

  Self-guided tour of the Château du Mesnil Saint Denis

  château du Mesnil-Saint-Denis · Le Mesnil-Saint-Denis

  Yvelines

• Sat, September 19 · 2:15 PMFree

  Guided tour of the Château de Plaisir

  château de Plaisir · Plaisir

  Yvelines

• Sat, September 19 · 2:30 PMFree

  The palace of the King of Rome through the lens

  Pavillon du Roi de Rome dit Palais du Roi de Rome · Rambouillet

  Yvelines

• Sat, September 19 · 2:30 PMFree

  Reading: Pierre à pierre by the company àH2V at the Château du Mesnil Saint Denis

  château du Mesnil-Saint-Denis · Le Mesnil-Saint-Denis

  Yvelines

• Sat, September 19 · 2:30 PMFree

  Dance show: "The gift of Diane"

  château de Beynes · Beynes

  Yvelines

• Sat, September 19 · 2:30 PMFree

  Visit of the Verger pavilion

  Pavillon du Roi de Rome dit Palais du Roi de Rome · Rambouillet

  Yvelines

• Sat, September 19 · 2:30 PMFree

  Guided tour of the castle and the Castle of Richebourg

  château de Richebourg · Richebourg

  Yvelines

• Sat, September 19 · 4:00 PMFree

  Dictée des Amis du Château at the Château du Mesnil Saint Denis

  château du Mesnil-Saint-Denis · Le Mesnil-Saint-Denis

  Yvelines

• Sun, September 20 · 10:00 AMFree

  Conference on the Pink Palace

  Palais Rose · Le Vésinet

  Yvelines

• Sun, September 20 · 10:00 AMFree

  Heritage in Danger Exhibition

  château de Beynes · Beynes

  Yvelines

• Sun, September 20 · 10:00 AMFree

  Guided tour of the Château-mairie du Mesnil Saint Denis

  château du Mesnil-Saint-Denis · Le Mesnil-Saint-Denis

  Yvelines

• Sun, September 20 · 10:00 AMFree

  Guided tours of the castle

  château de la Verrière · La Verrière

  Yvelines

• Sun, September 20 · 11:00 AMFree

  Play "Heritage"

  château de Beynes · Beynes

  Yvelines

• Sun, September 20 · 11:30 AMFree

  Exhibition of vintage cars

  château de Maisons · Maisons-Laffitte

  Yvelines

• Sun, September 20 · 2:00 PMFree

  Guided tour by the owner family

  château de Neuville · Gambais

  Yvelines

• Sun, September 20 · 3:30 PMFree

  Preserving a historic garden in the 21st century

  château de Rambouillet · Rambouillet

  Yvelines