The Palazzo della Civiltà Italiana, also known as the Palazzo della Civiltà del Lavoro or simply the Colosseo Quadrato (Square Colosseum), is an icon of New Classical architecture and Fascist architecture. The building was designed in 1937 to host the Mostra della Civiltà Romana during the 1942 World Fair by Italian architects Giovanni Guerrini, Ernesto Bruno La Padula and Mario Romano. It lies in the district of Rome known as the Esposizione Universale Roma.