Greek tyrants , arab emirs , norman knights , byzantine bishops and holy roman emperors made sicily the place it is .
希腊暴君,阿拉伯埃米尔,诺曼骑士,拜占庭主教和神圣罗马帝国皇帝都能来西西里岛。
Many great emirs have ordered work on it from 784 when emir abd ar-rahman I first ordered the replacement of the old visigothic cathedral of st vincient .