Belgium of the European Union and the extraordinary and committee sessions of the European Parliament. Belgium shares borders with France (), Germany (), Luxembourg () and the Netherlands (). Its total surface, including water area, is 30,528 square kilometres from which land area alone 30,278 km. It lies between latitudes 49°30 and 51°30 N, and longitudes 2°33 and 6°24 E. Belgium has three main geographical regions; the coastal plain in the northwest and the central plateau both belong to the Anglo-Belgian Basin, and the Ardennes uplands in the southeast to the Hercynian orogenic belt. The Paris Basin reaches a small fourth
France–Germany relations President Joachim Gauck together marked the centenary of Germany's declaration of war on France by laying the first stone of a memorial in Vieil Armand, France, known in German as Hartmannswillerkopf, for French and German soldiers killed in World War I. Franco-German collaborative enterprises include; France–Germany relations The relations between France and Germany, since 1871, according to Ulrich Krotz, has three grand periods: 'hereditary enmity' (down to 1945), 'reconciliation' (1945–63) and since 1963 the 'special relationship' embodied in a cooperation called "Franco-German Friendship" (; ). In the context of the European Union, the cooperation between the two countries is immense