Saint germain en laye

Journées de l'Architecture 2026 : explore the Cœur des Sources project in Saint-Germain-en-Laye

The city of Saint-Germain-en-Laye is taking part in the latest edition of Architecture Days and invites you to discover the Cœur des Sources project site on October 17, 2026.

Free-admission castles and museums in Yvelines this Sunday, October 4, 2026 — the first Sunday of the month.

Free museums and monuments in Yvelines open their doors to the public for free on this first Sunday of the month. This Sunday, October 4, 2026, several cultural sites in the 78 can be visited without spending a penny. Here’s the rundown on the best free-access opportunities.

Architecture Days 2026: a family-friendly visit, games and workshop at Claude Debussy's birthplace

Save the dates for October 16, 17 and 18, 2026, for a host of special activities at the Claude-Debussy Birthplace, as part of the National Architecture Days.

Heritage Days 2026 at the Town Hall of Saint-Germain-en-Laye (78): the program

Want to play explorers without leaving your own department? Set your sights on the European Heritage Days, September 19–20, 2026, for a free foray into the heart of France’s hidden treasures. Among the places to discover this year, the Hôtel de Ville of Saint-Germain-en-Laye is a historic gem tucked in the very heart of the majestic royal city of the Yvelines (78).

European Heritage Days 2026 at the Hôtel de Noailles in Saint-Germain-en-Laye (78): the program

Prêt.e.s à dénicher un trésor caché ? On September 19 and 20, 2026, the European Heritage Days invite you to step behind the doors of a little-known gem: the Hôtel de Noailles in Saint-Germain-en-Laye (Yvelines 78). An invitation to explore history, art, and architecture off the beaten track!

European Heritage Days 2026 at the Château de Saint-Germain-en-Laye – National Archaeology Museum (78), program

The Château de Saint-Germain-en-Laye is taking part in the 2026 Heritage Days. On the program for Saturday, September 19 and Sunday, September 20, guided tours of the château and the National Archaeology Museum, and many other activities to boot.

Heritage Days 2026 in Saint-Germain-en-Laye (78): the royal city’s program.

Heritage Days are back on 19 and 20 September 2026 in Paris and Île-de-France, bringing you fresh cultural discoveries. In Yvelines, Saint-Germain-en-Laye stays true to tradition and presents a 'royal' program to explore during this exceptional weekend. On your calendars: mark these dates!

Heatwave in Île-de-France: Saint-Germain-en-Laye Castle closes earlier

The National Archaeology Museum in Saint-Germain-en-Laye will close earlier on its opening days due to the red heatwave alert in Île-de-France.

Saint-Germain-en-Laye (78) celebrates the 2026 Science Festival

The 2026 Science Festival settles in Saint-Germain-en-Laye, in the Yvelines, with a host of activities open to the public from October 2 to 12, 2026. Between experiments, exchanges and discoveries, the event puts scientific culture within reach of everyone in a city with a rich heritage.

The Exit : escape rooms that whisk you away without leaving Yvelines

Forget boarding passes and time machines: The Exit takes you from an experimental prison to a gold mine, via a private jet. Here’s what you need to know about this escape-game brand with locations in Saint-Germain-en-Laye and Poissy.

Heading to the Mine: this escape game from The Exit Saint-Germain puts you on the trail of a forgotten treasure.

Digging for a gold vein without leaving the Yvelines? That’s how La Mine kicks off, an escape game from The Exit in Saint-Germain-en-Laye, where your team heads off to explore an old mining operation.

Choupette! Choupette?! at The Exit Saint-Germain: the escape room where dogs and cats settle their scores

Forget the heists and secret laboratories. In Saint-Germain-en-Laye, Choupette! Choupette?! from The Exit guides players into a madcap adventure where a simple dog-sitting mission spirals into a gang war... a dogs-versus-cats edition.

The Private Jet at The Exit Saint-Germain: an escape game where the journey takes an unexpected turn

Riding in a private jet is often a dream... until the flight goes off-script. In Saint-Germain-en-Laye, The Exit's Private Jet turns that scenario into a team-based escape game.

Pavillon Henri IV: the gourmet, panoramic restaurant in the heart of Saint-Germain-en-Laye.

Built in the 16th century atop the ruins of the Château-Neuf, the Pavillon Henri IV is a legendary hotel-restaurant tucked away in Saint-Germain-en-Laye. An exceptional address on the doorstep of Paris, it hides a royal history and generous, gastronomic cuisine, with an incredible view over the Seine Valley.

This hotel-restaurant in Saint-Germain-en-Laye hides a secret room—the birthplace of Louis XIV.

A royal cradle tucked away in a hotel-restaurant! In Saint-Germain-en-Laye, the Pavillon Henri IV houses the oratory where Louis XIV was born in 1638. Discover the secrets of this exceptional historic residence and the conditions for visiting its centerpiece.

Saint-Germain en Live 2026: Philippe Katerine, Jérémy Frérot... the lineup

Mark your calendars! Île-de-France welcomes the sixth edition of the Saint-Germain en live Festival. Not to be missed in Yvelines from Wednesday, September 23 to Sunday, September 27, 2026, this multidisciplinary festival offers five days packed with performances, including Philippe Katerine, Jérémy Frérot, Pony Pony Run Run, and Ladaniva.

National Day 2026 in Saint-Germain-en-Laye (78): fireworks canceled, community dance goes ahead

Saint-Germain-en-Laye kicks off Bastille Day celebrations! Join us on July 13, 2026 at the Domaine national de Saint-Germain-en-Laye for a host of activities, including a community dance.

Fête des Loges 2026: dates, schedule and attractions (Yvelines)

La Fête des Loges 2026 makes a triumphant return to the forest of Saint-Germain-en-Laye (Yvelines) for its 373rd edition, running from June 26 to August 16, 2026. With more than 200 attractions, a Gourmet Food Alley, and free admission, it’s all set to welcome visitors.

Make Music Day 2026 in Saint-Germain-en-Laye: Breton dances, Afro, or alternative rock—discover the lineup.

If you live in the Yvelines and want to celebrate Fête de la Musique, head to Saint-Germain-en-Laye on Sunday, June 21, 2026 to enjoy free concerts, especially in the town centre. Here is the detailed program of this unmissable celebration.

Le Livrodrome: a free literary theme park in the Yvelines and Essonne this June

As part of the grand literary festival "Partir en Livre," a literary theme park will roll into the Île-de-France on June 18 and 19, 2026, bringing a programme of cultural and playful activities.