Museum · Hill of Le Port-Marly

Château de Monte-Cristo

Alexandre Dumas's fantasy castle and park, with a tablet game that sends children hunting for architectural details and riddles through the house.

What	Museum
Ages	Free under 8.
Where	Hill of Le Port-Marly, Le Port-Marly
Address	Chemin du Haut des Ormes, 78560 Le Port-Marly (access shared with the Clinique de l'Europe)
Season and hours	Until 1 November: Tuesday and Thursday 10:00–12:30 and 14:00–18:00; Wednesday and Friday 14:00–18:00; weekends and holidays 10:00–18:00 (last entry 17:00). From 2 November to 28 February: weekends only, 13:00–17:00 (last entry 16:00). Closed Mondays and over the Christmas holidays.
Getting there	About 10 min by car from Saint-Germain-en-Laye

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Checked on chateau-monte-cristo.com, October 2026. Check seasons and hours with the place before you go.