Present in art schools and university curricula, where it engages increasing advanced studies, when talking about Public Art now, we think the time has come to gather, to analyze and to reflect upon what has been done, in order to generate new synthesis, about what this novel, and yet very old domain, has achieved.Engaging Public Art a progressive ideario (Armajani, 1995), has anything carrying social relevance really changed in our cities? Did public art succeed in catalyzing meaning to our common ground of interaction? How do social sciences assess the outcomes of globalized public space aesthetical gaze and use? And talking about meaning, is public art fostering social inclusion of multi-ethnic minorities and avant-garde thinking or action? As all utopian project, is public art inspiring the creation of new and more rewarding goals to our culture?