The Palais Garnier is also known as the Opéra de Paris or the Opéra Garnier, or more commonly referred to as the Paris Opéra. Located on the Place de l’Opéra in Paris’ 9th arondissement, this 1,900-seat neo-Baroque style opera house was built on the orders of Napoleon III and its grandeur is certainly fit for emperors. Read more about Opera Garnier HERE.