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Museum · Île Sainte-Marguerite

Musée du Masque de Fer et du Fort Royal

Children can stand in the cell of the Man in the Iron Mask, walk the old state prisons and see finds from two shipwrecks in Roman cisterns, then look out from the terrace over the bay to the Alps.

The Fort Royal on Île Sainte-Marguerite from the air, its walls among the pines above the sea
Photo: Kélagopian/Ville de Cannes
WhatMuseum
AgesFree for under-18s. The augmented-reality tablet tour is free and can be used on your own from 11.
WhereÎle Sainte-Marguerite
AddressFort Royal, Île Sainte-Marguerite, 06400 Cannes
Season and hours1 October 2026–31 March 2027: Tue–Sun 10:30–13:15 and 14:15–16:45, closed Mondays (on Mondays October–May the Fort Royal is open but the museum is closed, €3.50). June–September: daily 10:30–17:45.

More with kids in Cannes

All of Cannes with kids The Cannes city guide

Checked on cannes-france.com, October 2026. Check seasons and hours with the place before you go.

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