Louvre Pyramid of . Its square base has sides of and a base surface area of . It consists of 603 rhombus-shaped and 70 triangular glass segments. The pyramid structure was engineered by Nicolet Chartrand Knoll Ltd. of Montreal (Pyramid Structure / Design Consultant) and Rice Francis Ritchie of Paris (Pyramid Structure / Construction Phase). The pyramid and the underground lobby beneath it were created because of a series of problems with the Louvre's original main entrance, which could no longer handle the enormous number of visitors on an everyday basis. Visitors entering through the pyramid descend into the spacious lobby then
Paris in the 18th century Robert; Pierre-Paul Prud'hon, whose work combined classicism and romanticism; and a major neoclassical sculptor from the earlier generation, the sculptor Jean-Antoine Houdon, famous for his busts of George Washington and Voltaire. The idea of making the Louvre into an art museum had first been proposed in 1747 by Lafont de Saint-Yenne and supported by Diderot in 1765 in the article on the Louvre in the "Encylopedie". The idea was accepted by Louis XVI, who in 1789 began work on the Grand Gallery of the Louvre. The Revolution intervened, and on 27 July 1793 the Convention decreed the creation of a