Museum · Île Sainte-Marguerite
Photo: Kélagopian/Ville de Cannes
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.

| What | Museum |
|---|---|
| Ages | Free for under-18s. The augmented-reality tablet tour is free and can be used on your own from 11. |
| Where | Île Sainte-Marguerite |
| Address | Fort Royal, Île Sainte-Marguerite, 06400 Cannes |
| Season and hours | 1 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. |
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Checked on cannes-france.com, October 2026. Check seasons and hours with the place before you go.
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