Mont-de-Marsan
town, capital of Landes departement, Aquitaine region, southwestern France, south of Bordeaux. It is situated at the confluence of the Douze and the Midour rivers where they form the Midouze, a tributary of the Adour. Mont-de-Marsan lies in the Petites Landes district, on the southeastern border of the vast Landes forest. It is an administrative centre and market town and has a bull ring, a racecourse, and several museums.
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