- 2homes2worlds.com 2018/08/17/chateau-dif/Château d’If – history and legends. Marseille is protected from the sea by four islands of the Frioul archipelago, located near the shore.
- historyhit.com locations/chateau-dif/Château d’If is a fortress and former prison located on the Île d’If, the smallest island in the Frioul archipelago, situated offshore from Marseille in France.
- http://prisonhistory.net famous-prisons/chateau-dif-…After serving as a prison for more than a century, Château d'If was finally demilitarized and transformed to a public tourist attraction on September 23, 1890.
- itinari.com location/chateau-d-if-in-marseilleChâteau d'If. Address: Embarcadère Frioul If, 1 Quai de la Fraternité, 13001 Marseille, France. ... Places to visit around Château d'If.
- france.fr en/article/chateau-if-0The Château d'If, the famous island fort facing Marseille immortalised by Alexander Dumas in The Count of Monte Cristo.
- Alchetron.com Château-d'IfOver 3,500 Huguenots (French Protestants) were sent to Château d'If, as was Gaston Crémieux, a leader of the Paris Commune, who was shot there in 1871.
- encyclopedia.com reference/encyclopedias-almanacs…Château d'If (shätō´dēf´), castle built in 1524 on the small rocky isle of If, in the Mediterranean Sea off Marseilles, SE France.
- en-academic.com dic.nsf/enwiki/131744
- The Château d'If and neighboring offshore islands seen from Marseille.
- The Château d'If with Marseille in the background.
- View from a cell in the Château d'If.
- britannica.com place/Chateau-dIfOther articles where Château d′If is discussed: If: Its castle, built by the French king Francis I in 1524, was later used as a state prison.
- 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.