Château Fort de Gisors, Haute-Normandie, France. King William II of England ordered Robert of Bellême to build the first castle at Gisors. Henry I of England was responsible for the octagonal stone keep surmounting the motte..... The castle is also known for its links with the Templars. Put into their charge by the French king between 1158 and 1160, it became the final prison of the Grand Master of the Order, Jacques de Molay, in 1314.