Louvre Palace areas, and parking areas, as well as an auditorium, a tourist bus depot, and a cafeteria, was constructed underneath the Louvre's central courtyards of the Cour Napoléon and the Cour du Carrousel. The ground-level entrance to this complex was situated in the centre of the Cour Napoléon and is crowned by the prominent steel-and-glass pyramid (1989), the most famous element designed by Pei. In a proposal by Kenneth Carbone, the nomenclature of the wings of the Louvre was simplified in 1987 to reflect the Grand Louvre's organization. Corresponding to the three pavilions through which the public must pass to reach
Art in Paris Central des Arts in the Grande Galerie was opened to the public. Under Napoleon III, Louvre was further enlarged, and as completed, it has two main quadrilaterals and within two large courtyards. It is considered to possess one of the richest art collections in the world. Its collection is now mainly European art up to the Revolutions of 1848 as paintings of later date have been moved to the Orsay Museum that opened in 1986. Some of the master pieces held by the museum are of the Italian Renaissance painters, and Flemish and Dutch painters of the Baroque period. Some