| Description | Var, 83, Mediterranean sea, National Park of Port-Cros, Port-Cros island, first marine national park in Europe, Fort Sainte Agathe, built under François 1st in 1531, this fort was built to protect the island and the village from all sides of the robbery. The building overlooks the harbor's imposing silhouette. Behind walls 4 meters thick, the tower houses a large room 6 meters high, vaulted dome with an oculus. It is surmounted by a terrace that offers a unique perspective on the island and the bay of Hyères. |