Royal Fort, French Riviera Travel Guide

4.3 (1762)

Explore a historic fortress on a Mediterranean island, where the mysteries of the Iron Mask meet stunning natural beauty.

The Royal Fort, located on Île Sainte-Marguerite, the largest of the Lérins Islands, is a historical landmark with a rich past. Originally built in the 17th century, it served as a prison, most famously housing the Man in the Iron Mask, and now houses the Sea Museum of Cannes.

A brief summary to Royal Fort

Cannes - Île Sainte-Marguerite, Cannes, FR
Click to display

Monday 10 am-5:45 pm
Tuesday 10 am-5:45 pm
Wednesday 10 am-5:45 pm
Thursday 10 am-5:45 pm
Friday 10 am-5:45 pm
Saturday 10 am-5:45 pm
Sunday 10 am-5:45 pm

From Eve

Know before you go

Hi, I'm Eve. Here are a few practical things to know before exploring Royal Fort.

Wear comfortable shoes for walking the island's trails and exploring the fort.
Bring binoculars for birdwatching at the Étang de Batéguier, a salt water lake that attracts migratory birds.
Allow ample time to explore both the fort and the island's natural surroundings.
Dogs are allowed on the island and on the ferry, but must be kept on a leash.

Do you manage this location?

Take control to get all the benefits, like improved information, better appearance, and stronger visibility across AI-powered discovery. Learn more about listing your business on Evendo

Activate your presence

Other nearby places you may find interesting

The closest places of the same kind, if this one is not quite what you had in mind.

Monte Carlo Viewpoint

French grand line

What To Do Riviera

Viewpoint l'Olivette

Grande Corniche State Park

Explore Royal Fort on the Map

A handpicked selection of must-see spots near Royal Fort, mapped for you.

Getting There

Ferry

The only way to reach the Royal Fort is by ferry from Cannes. Ferries depart regularly from Quai Max Laubeuf in Cannes. The crossing takes approximately 15-30 minutes. Round-trip tickets cost around €18.50 for adults, €17.00 for youths (13-25) and seniors (65+), and €12.50 for children (5-12). Children under 5 travel for free. Check the latest schedules with Riviera Lines or Trans Côte d'Azur.

Discover more about Royal Fort

Located on Île Sainte-Marguerite, the Royal Fort stands as a testament to centuries of history. Constructed between 1624 and 1627, the fort was initially a modest fortified house intended to block sea access to Cannes. Over time, it evolved into a strategic military structure, notably under the direction of Vauban, who transformed it into a formidable citadel.The fort's history is intertwined with the famous story of the Man in the Iron Mask, who was imprisoned here during the reign of Louis XIV. Visitors can explore the prison cells and learn about the mysteries surrounding this enigmatic figure. The Sea Museum, housed within the fort since 1978, showcases archaeological finds from both land and underwater excavations, including Roman cisterns and artifacts from shipwrecks.Île Sainte-Marguerite itself offers a unique blend of natural beauty and historical significance. The island is covered with forests of pine and eucalyptus, crisscrossed by marked trails that invite exploration. The fort offers panoramic views of the surrounding sea and the city of Cannes. Today, the Royal Fort also hosts a youth hostel, offering accommodation and activities for various groups.