Champagne-Ardenne (French pronunciation: ​[ʃɑ̃paɲ aʁdɛn]) is one of the 27 regions of France. It is located in the northeast of the country, bordering Belgium, and consists of four departments: Aube, Ardennes, Haute-Marne, and Marne. The region is famous for its sparkling white wine (champagne). Its rivers, most of which flow west, include the Seine, the Marne, and the Aisne.