Palazzo della Civiltà Italiana, Esposizione Universale Roma (EUR) in Rome was designed by Marcello Piacentini. Called the ''Colosseo Quadrato" (Square Colosseum), it is an icon of monumentalism and rationalism
Library of La Sapienza University in Rome by the Italian architect Marcello Piacentini. I like this severly pared down classicism. It has a certain timlessness which fit this kind of civic institutions.