After-Hours Tour: Opera Garnier in Paris. Experience the magnificence of Paris’s Opera Garnier with an exclusive after-hours tour. After the daytime crowds have departed, explore the Beaux-Arts opera house that was memorialized as the setting for ‘The Phantom of the Opera.’ Explore the grand staircase, chandelier-lined foyer and opulent auditorium as your guide shares the history and legends of this world-famous theater. Book and Save 15% Off After-Hours Tour: Opera Garnier in Paris.