The Journées du Patrimoine are a not-to-be-missed event in Paris and the Île-de-France region. Every year in September, this cultural event takes place all over Europe. And with its rich heritage, the Paris region has everything you need for an unforgettable weekend .
With each edition, museums, monuments, castles et hidden places you reveal great programs, enriched by free tours, by unusual animations and many other surprises. You certainly won’t want to miss this great deal of the season! So mark your calendars: the francilian treasures await you for the weekend of September 19-20, 2026.
Regulars of the Heritage Days know all too well that each year brings a slate of unmissable events at the most famous spots in Paris and its region. Whether it’s cracking the secrets of the most visited monuments or joining the crowd to explore the renowned institutions that open their doors to us, these hot spots are highly anticipated by the public who stays glued to the registration pages. Here’s a look at the must-sees for the Heritage Days 2026 in Paris and Île-de-France.
To make sure you don't miss out on any of the highlights of the Journées du Patrimoine, we recommend that you consult this page regularly.



Journées du Patrimoine 2026 à l’Élysée : découvrez le Palais présidentiel
Heritage Days 2026 at the Élysée Palace: discover the presidential residence
The Élysée Palace is among the most eagerly anticipated openings of Heritage Days 2026. On Saturday, September 19, and Sunday, September 20, visitors will be able to explore the historic spaces of the presidential residence, from its grand salons to its gardens. [Read more]



Heritage Days 2026: discover the Hôtel de Matignon, the Prime Minister's residence in Paris
Why not take advantage of Heritage Days to come and discover the Hôtel de Matignon and its magnificent garden, on Saturday, September 19 and Sunday, September 20, 2026? Sign up for a free, exceptional tour of the Prime Minister's offices. [Read more]



European Heritage Days 2026: discovering Sainte-Chapelle, Paris’s monument of a thousand stained-glass windows
Take advantage of the new edition of Heritage Days to step inside the magnificent Sainte-Chapelle, this architectural gem of the capital built in the 13th century. On Saturday, September 19 and Sunday, September 20, 2026, come learn more about this hidden edifice, built to guard the Crown of Thorns of Christ. [Read more]



Heritage Days 2026: A stroll to the heart of the towers of Notre-Dame Cathedral in Paris
Heritage Days are making a grand return to the very heart of Notre-Dame Cathedral in Paris. On September 19 and 20, 2026, the monument will offer a special guided route for visitors. A pivotal moment to rediscover this Gothic jewel as we haven’t seen it for years. Reservations will open soon. [Read more]



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! [Read more]



The Louvre reveals its art studios and secrets for Heritage Days 2026
Event for Heritage Days! On Saturday, September 19 and Sunday, September 20, 2026, the Louvre Museum’s art studios in Paris will open their doors to the public for a rare appearance (registration required). A chance to learn more about their unique know-how. It is also an opportunity to explore the architecture of the iconic Parisian museum! Reservations are open, here’s what to expect this weekend. [Read more]



Book your 2026 Heritage Days at Paris Roissy-Charles-de-Gaulle Airport (93)
For Heritage Days 2026 in Seine-Saint-Denis (93), how about discovering France’s first airport? Indeed, Roissy-Charles-de-Gaulle Airport is offering activities and guided tours this Saturday, September 19, 2026. [Read more]



Heritage Days 2026 in Paris: step behind the scenes at Gaîté Lyrique
On the occasion of the latest edition of the Journées du Patrimoine in Paris, La Gaîté Lyrique opens its backstage. On Sunday, September 20, 2026, the public will be invited to discover its turbulent history through a series of guided tours, available by advance booking only. [Read more]



Heritage Days 2026: Explore the Ministry of Agriculture at the Hôtel de Villeroy
The prestigious Hôtel de Villeroy welcomes visitors to Paris for the European Heritage Days on September 19-20, 2026. This open-door event offers a chance to explore the Ministry of Agriculture’s headquarters, its architecture, its drawing rooms, and the history of this hôtel particulier in the 7th arrondissement. [Read more]



The Arc de Triomphe will be free this weekend for Heritage Days 2026.
You read that correctly: the Arc de Triomphe, the iconic monument that crowns the famous Champs-Élysées, can be visited for free and without advance booking during this Heritage Days weekend 2026, on September 19 and 20! Here’s what you need to know. [Read more]



European Heritage Days 2026: Go behind the scenes at Galeries Lafayette Haussmann in Paris
Heritage Days 2026 are back in Paris for the weekend of September 19–20, 2026. As every year, Galeries Lafayette Haussmann join the cultural celebration, offering guided tours that blend history, architecture and anecdotes. A must-stop in this temple of Parisian heritage and fashion in the capital! Reservations open on August 31. [Read more]



Special free visit to the Panthéon for Heritage Days 2026
The Panthéon invites itself to the 43rd Heritage Days: the monument will open its doors for free on September 19 and 20, 2026. A must-see in Paris! [Read more]



Heritage Days 2026 in Paris: the École des Beaux-Arts opens its doors to the public
Paris's École des Beaux-Arts opens its doors for Heritage Days. Join us this weekend, September 19–20, 2026, to discover the program of the 43rd edition housed in this magnificent building. [Read more]



Heritage Days 2026 in Paris: family-friendly, hands-on workshops at the Musée des Arts et Métiers
The Musée des Arts et Métiers is taking part in Heritage Days on Saturday, 19 and Sunday, 20 September 2026, offering a free family-friendly visit and a range of activities. Discover the program! [Read more]



Simulator driving and a ride on a vintage bus: Heritage Days at the RATP House in Paris
The RATP House opens its doors to us on the occasion of the new, 43rd edition of Heritage Days, this weekend of September 19 and 20, 2026 in Paris. Don’t miss the chance to discover Urban Station, the headquarters of the Paris public transport network. [Read more]



Heritage Days 2026 in Paris: Exceptional opening of the Senate at the Palais du Luxembourg this weekend
The Senate is taking part in Heritage Days 2026! Take advantage of the weekend of Saturday, September 19 and Sunday, September 20 to discover the Palais du Luxembourg, the Petit Luxembourg, not to mention the greenhouses of the Jardin du Luxembourg. An exceptional, must-see visit to do in Paris! [Read more]



Heritage Days 2026: Printemps Haussmann Reveals Its Secrets in Paris
Heritage Days in Paris are back this weekend, September 19–20, 2026. Over two days, Printemps Haussmann will host exclusive guided tours through the mall’s best-hidden corners. Exciting surprises await! [Read more]



Heritage Days 2026 in Paris: Henri IV High School to open its doors for a special occasion
Le lycée Henri IV unveils its medieval treasures for Heritage Days this weekend, September 19–20, 2026, in Paris. Here’s the program! [Read more]



Heritage Days 2026 at Sacré-Cœur in Paris: self-guided tour
Perched above Montmartre, the Basilica of the Sacré-Cœur stands as one of Paris's emblematic landmarks. For Heritage Days, this distinctive site will unveil its secrets over the weekend of September 19–20, 2026. [Read more]



Heritage Days 2026: Visit to the National Assembly — registration required, the program
The National Assembly opens its doors for Heritage Days in Paris, on Saturday 19 and Sunday 20 September 2026. What’s on the agenda? Free tours of the Palais Bourbon and the Hôtel de Lassay. Heads up: these tours are by registration only. Discover the full program. [Read more]



Heritage Days 2026 at Dior Gallery: a deep dive into the history of the fashion house in Paris
For Paris Heritage Days, the Dior Gallery unveils its programme. This weekend, September 19–20, 2026, dive into the world of the legendary House of Couture. Reservations open on August 10—snag your tickets quickly. [Read more]



European Heritage Days 2026: Free visit to Paris’s must-see Hôtel de la Marine
For this 43rd edition of Heritage Days, the Hôtel de la Marine opens its doors to you over the weekend of Saturday, September 19 and Sunday, September 20, 2026. A chance to discover this iconic monument set on Place de la Concorde in Paris. [Read more]
This year's JEP is set to be exceptional once again!
Dates and Opening Time
From September 19, 2026 to September 20, 2026
Prices
Free