(the ancient Liburnum), a town of France, capital of a cognominal arrondissement in the department of Gironde, on the right bank of the Dordogne, at the influx of the Isle, and on the Tours and Bordeaux Railway, 22 miles E.N.E. of the latter town. A handsome brick bridge of nine arches crosses the Dordogne, while the Isle is crossed by an iron suspension-bridge. Its port is tidal, and capable of receiving vessels of 300 tons. This is one of the Bastides, or free towns, founded by Edward I. of England, and is remarkable for its neat and regular appearance. It is surrounded by walls affording agreeable promenades, and has extensive cavalry barracks. It is the seat of tribunals of primary instance and commerce; and has a communal college, theatre, and public library of 5000 vols. The manufactures comprise cotton and woollen stuffs, rope, nails, leather, &c. Ship-building is also carried on. Its chief trade is in corn, salt, wine, and brandy. Pop. (1851) 11,552.