At 8pm and 9:30pm, an evening tour led by the Mosaïque association and the Compagnie des écharpes blanches, recounting the tragic story of Louise de Roquelaure. First wife of Antoine II comte de Guiche and sovereign of Bidache, Louise de Roquelaure died in strange circumstances on November 09, 1610. Legend has it that, every year since, her ghost has returned to the château to live out her final days and demand justice... Ages 12 and up, booking essential, limited number of people. Rain check: bring suitable clothing. A hot drink will be provided on site.