Heritage Days 2025 at Rosny Rail (93), the Seine-Saint-Denis train museum

Are you a ferrovipathe, a train and railway enthusiast? If so, we've got the perfect museum for you! Head for Seine-Saint-Denis, and more specifically Rosny-sous-Bois, to discover the Rosny Rail museum on the occasion of Heritage Days 2025.

This little-known nugget is dedicated to the history of the railroads, from the late 19th century to the present day. The immersive museum features numerous installations, scale models, period objects, posters and signs, and even high-speed train components.

This museum is located under the Rosny-sous-Bois RER station, in formerly disused parts. Featuring dozens of antique exhibits, the museum's collection retraces the history of the railroads, and showcases model trains, reproductions of cockpits and country stations, and antiques.

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There's no better way to visit this museum than during the Journées du Patrimoine (Heritage Days ) ! This European cultural event gives us the opportunity to visit major museums, institutions and historic sites, as well as unsuspected treasures in our region. The Rosny Rail Museum isopening its doors to the public free of charge for this event, so let's make the most of it!

We look forward to seeing you on September 20 and 21, 2025, at the museum, for a discovery tour that should appeal to young and old alike.

The 2025 Heritage Days program at the Rosny Rail Museum in Seine-Saint-Denis

Le programme est mis à jour en fonction des annonces officielles.

And to find out what other exceptional places are hiding near you, check out our guides!

Heritage Days 2025: this weekend's highlights in Seine-Saint-Denis (93)
The Journées du Patrimoine (Heritage Days) program in Seine-Saint-Denis on September 20 and 21, 2025. The 93 département opens the doors of its factories and century-old buildings. Find out what's on offer this year. [Read more]

Long live JEP in the 93!