Lutece was the capitale of Franc kingdom under the reign of Clovis. Domain of the Capetian House, Ile de France (Country of France) amalgamate, little by little, around it Counties and Duchies till to the monarchic then the republican centralization.
Formed around Paris of Mantois (region of Mantes), Hurepoix (basin of Orge, Rambouillet and Fontainebleau), Étampois (Étampes, stopping place on the road of Paris to Orléans), French Gâtinais (between Essonne and Yonne), Brie (Seine et Marne department), French Vexin (at the north of Seine river, end of Val-d'Oise), Île-de-France (with Paris) is the most popular destination of the world. But it still hides many secrets.