Investigation in Jouy – Family treasure hunt

A mystery to solve in the heart of Jouy fabrics!
A mystery to solve in the heart of Jouy fabrics!
Set off on an adventure with your family with a game bag: puzzles, challenges and laughter await you as you search for the precious green dye stolen from the factory!
Looking for a fun and unusual activity to do with your family? Set off together in pursuit of a mysterious thief who has stolen... the precious green dye from the famous Jouy fabrics!

Your mission: explore the centre of Jouy-en-Josas on a trail featuring seven stages combining puzzles, observation games, physical challenges (such as a hopscotch race!) and creative activities. Designed especially for families, this adventure game will delight young and old alike!

No need for a phone, screen or app: the game is 100% offline, for a real moment of family bonding!

At the end of the trail, a surprise awaits the young adventurers: they make a small gift for Napoleon I and receive the Legion of Honour... well deserved!

📵 100% offline game: no screen or app required
♿ Accessibility: some stages or games are not accessible to wheelchair users or people with reduced mobility
📅 Please note: the date selected when booking is for information purposes only. You can collect your game bag on the date of your choice, depending on the opening hours of the collection points.

Where can I collect my game bag?
Go to one of our Tourist Offices with your booking confirmation to collect your game bag:
Jouy-en-Josas Tourist Office
📍 31 avenue Jean Jaurès - 78350 Jouy-en-Josas
🕒 Open Tuesday to Sunday from 10:00 to 12:30 and from 13:30 to 17:00
🔒 Closed on Mondays, 1 January, 1 May and 25 December
Please note exceptional closures: the Jouy-en-Josas Tourist Office will be closed on the following dates: 25–27 February, 5–6 March, 10–11 March, 19–20 March and 23–29 March 2026.
When the Jouy-en-Josas Tourist Office is closed, the game bag and reward can be collected from the Versailles Tourist Office.

Versailles Tourist Office
📍 1 Place du Maréchal Lyautey - 78000 Versailles
🕒 Open Monday from 9:00 a.m. to 6:00 p.m.; Tuesday to Sunday from 9:00 a.m. to 7:00 p.m.
🔒 Closed on 1 January, 1 May and 25 December