City center spaces, especially in Egypt, suffer the absence of an interactive visual image and the richness of artistic installations, while its existence totally changes space perception and brings it to life… Although city centers include bunches of architectural elements with multiples vocabularies, yet still most architects and designers miss to include people or space visitors in consideration. Many designs lack the potential for social interaction and participation… This paper explores the role of “Digital Interactive Installations” as a main element in city centers’ design, it allows visitors to interact, participate and take part in the formation of a socially amusing experience. Thus, the research aims to identify the characteristics of “Digital Interactive Installations” as an essential tool for city center activation, recommending and guiding designers and decision-makers to achieve social interaction in city centers.