The purpose of this study is to consider the way of effective utilization of the tourist plazas in Rome. This paper is to clarify how the nighttime lighting direction at the plaza is influenced by the spatial dimensions and by the pedestrian planning. The lighting directions are classified according to the continuities of lighting method through adjacent buildings. This paper point out that the plazas only for pedestrian enclosed by buildings are totally designed with the lighting direction, which is focused on the monumental architecture at the plaza.
