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
Louvre Palace distinctly non-French flat roof, it was a ground-breaking departure in French architecture. The severe design was chosen over a design provided by the great Italian architect Bernini, who had journeyed to Paris specifically to work on the Louvre. Perrault had translated the Roman architect Vitruvius into French. Now Perrault's rhythmical paired columns form a shadowed colonnade with a central pedimented triumphal arch entrance raised on a high, rather defensive base, in a restrained classicizing baroque manner that has provided models for grand edifices in Europe and America for centuries. The Metropolitan Museum in New York, for one example, reflects Perrault's