- marseille-tourisme.com en/discover-marseille/…Jump on a boat for a trip to the islands of Frioul or ‘Château d’If’ (If castle). It is a chance to discover the local fauna and flora and part of the city’s history.
- indiway.com en/prod/fr-chateau-d-lfDiscover the island fortress prison Château d’If and its unique panorama through priority entrance ticket for hassle -free sightseeing off the coast of Marseille.
- calanques13.com en/chateau-d-if.htmlChâteau d'If. Discover Islands Château d'If. The castle is 2km south west from the Vieux Port. Its was finished and armed on July 15th 1531.
- civitatis.com en/marseille/chateau-if-ticket/Located opposite the port of Marseille, Château d'If was one of the most feared and notorious jails in France.
- thrillophilia.com attractions/chateau-dlf-…The Chateau d'if is a stunning fortress and iconic monument nestled on the île d’lf island situated about a few minutes away from the city of Marseille.
- wikidata.org wiki/Q622500Le château d'If et son phare, avec les îlots de Tiboulen et de Pomègues dans l'archipel du Frioul (vus depuis la Corniche Kennedy de Marseille) (French).
- 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.
- atlasobscura.com places/chateau-d-ifDiscover Château d'If in Marseille, France: This historic island prison holds one of the dungeons from the Count of Monte Cristo even though it is a work of fiction.
- tiqets.com en/chateau-dif-tickets-l146076/The Château d'If is an island fortress located on the island of If. It was the inspiration behind the classic novel The Count of Monte Cristo.
- soulographer.com château d'ifChâteau d'if - Château dIf - Wikipedia, Château dIf in Marseille - A Legendary Fort and Prison on an Isolated Island – Go Guides.