GUIENNE, a large province of France, now forming the department of Gironde and that of Lot and Garonne, bounded on the north by Saintogne, Angoumois, and Limousin; on the east by Limousin, Auvergne, and Languedoc; on the south by the Pyrennes, Lower Navarre, and Bearn; and on the west by the ocean. It is about 225 miles in length, and 200 in breadth. It is divided into the Upper and Lower. The Upper comprehends Quercy, Rouergue, Armagnac, the territory of Comminges, and the county of Bigorre. The Lower contains Bourdelois, Perigord, Agenois, Condomois, Bazadois, the Lander, Proper Gascony, and the district of Labour. The principal rivers are, the Garonne, the Adour, the Tarn, the Aveyron, and the Lot. Bordeaux is the capital town.