A city of northern France on the English Channel north-northwest of Amiens. Of Celtic origin, it is the leading fishing port of France.x
- Their daughter marries Eustache, count of Boulogne, and had three sons, the eldest of whom, Godefroid (Godfrey), is the future king of Jerusalem.
- North of that river the coast is low-lying and bordered by sand-lunes, to which succeed on the Strait of Dover the cliffs in the neighborhood of the port of Boulogne and the marshes and sand-dunes of Flanders, with the ports of Calais and Dunkirk, the latter the principal French port on the NOrth Sea.
- The environs of Creil (Oise) and Chteau-Landon (Seine-et-Marne) are noted for their freestone (pierre de taille), which is also abundant at Euville and Lrouville in Meuse; the production of plaster is particularly important in the environs of Paris, of kaolin of fine quality at Yrieix (1-Jaute-Vienne), of hydraulic lime in Ardche (Le Teil), of lime phosphates in the department of Somme, of marble in the departments of HauteGaronne (St Beat), Hautes-Pyrnes (Campan, Sarrancolin), Isre and Pas-de-Calais, and of cement in Pas-de-Calais (vicinity of Boulogne) and Isre (Grenoble).
- Dunkirk, Gravelines, Boulogne and Paimpol send considerable fleets to the Icelandic cod-fisheries, and St Malo, Fcainp, Granville and Cancale to those of Newfoundland.
- Its main lines run from Paris to Calais, via Creil, Amiens and Boulogne, from Paris to Lille, via Creil and Arras, and from Paris to Maubeuge via Creil, Tergnier and St Quentin.