sentences:  The top level of the Museum sits askew on the lower levels to achieve the same cardinal orientation of the ancient temple on the Acropolis.The spacing of the columns of the Parthenon hall is the same as that of the ancient temple, and the use of glass walls on all four exterior walls allows the natural light to illumine the Parthenon marbles as they do on the ancient temple.The 48 columns in the Parthenon hall mark the outline of the ancient temple and form a colonnade for the display of the Parthenon marbles.