- carltonautstraveltips.com 2018/10/16/chateau-dif/But with its position offshore, and strong currents in the waters below, Chateau d’If made the perfect prison (similar to Alcatraz off the coast of San Francisco).
- offbeatfrance.com chateau-dif.htmlThe Chateau d'If was perfectly placed for defence, with Marseille on one side and the open Mediterranean, one of the busiest sea routes, on the other.
- historicalnews.info 2024/06/06/the-chateau-dif-is…The Château d’If is a historic fortress and former prison located on the island of If, the smallest island in the Frioul archipelago.
- spottinghistory.com view/12932/chateau-dif/The isolated location and dangerous offshore currents of the Château d'If made it an ideal escape-proof prison...
- discoverwalks.com blog/paris/top-10-facts-about-…Originally built as a fortress in the 1500s on a tiny island just off the coast of Marseille, France, the notorious Château d’If prison operated for over 300 years...
- openwaterpedia.com wiki/Le_Château_d’Ifnoun - Le Château d’If is a fortress and later a prison located on the island of If, the smallest island in the Frioul archipelago situated in the Mediterranean Sea about a mile...
- travel.usnews.com Marseille_France/Things_To_Do/…Château d'If is a 16th-century fortress, commissioned by King Francois I, set atop the smallest island in the Frioul archipelago less than a mile from Marseille.
- provence-alpes-cotedazur.com en/things-to-do/…The visit to the Château d’If offers you an exotic experience just a few minutes by boat from Marseille and the Old Port, and visitor reviews emphasize this...
- walk-and-bike-in-france.com 2018/10/06/france-…The Château d’If is a fortress – prison in the Frioul archipelago situated in the Mediterranean Sea in the Bay of Marseille ( southeastern France ).