Trois-Villes is a small municipality in the canton of Tardets for agricultural use between the Gave "The Season" and the hill "La Madeleine". The etymology of the name comes from Trois-Villes "villa" which meant "agricultural settlement with" the Gallo-Roman period. The town is famous for its castle built in 1641 by Count de Treville, captain of the Musketeers of the King, according to the plans of the architect Mansart.
Another remarkable character, the poet Pierre Bordacarre known to Etxahun-Iruri, songwriter over 300 songs mainly pastoral Soule and 9. His statue is in the pretty village fronton. The common Trois-Villes also boasts a dance group Souletine deemed that perpetuates the traditions and folk culture.