[river] The Uzan, is a left tributary of the Luy de Béarn, in Uzan, Pyrénées-Atlantiques, in Southwestern France. It rises in the moor of Pont-Long in the north of Pau. It flows into the Luy de Béarn downstream from the Aïgue Longue. ... Found on http://en.wikipedia.org/wiki/Uzan_(river)