Example image of eyePlorer eyePlorer map for 'Frederick II, Holy Roman Emperor': Holy Roman Emperor House of Hohenstaufen King of the Romans Pretender King of Italy Kings of Burgundy List of German monarchs Kingdom of Sicily Kingdom of Cyprus Kings of Jerusalem Sixth Crusade Constance of Sicily Roger II of Sicily Excommunication Papal States Antichrist Pope Gregory IX Science The arts Poetry Sicilian School Palermo Romance languages Sicilian language Italian Peninsula Tuscany Dante Alighieri Italian language Ancona Henry VI, Holy Roman Emperor Jesi Apulia Assisi Frankfurt am Main Otto IV, Holy Roman Emperor Philip of Swabia Regent Markward von Annweiler Walter of Palearia Pope Innocent III Diet of Nuremberg In absentia Mainz Guelphs and Ghibellines Battle of Bouvines Aachen Pope Honorius III Henry (VII) of Germany Champagne, France Lorraine (duchy)