Preface -- Prelude -- The man and his time -- The urban substructure: streets, coaches, shopping centers -- The architects: High Baroque and Baroque Cinquecentismo -- Teatri I: Piazze and churches -- Overall planning and opposition -- Teatri II: Prospects -- Roma Antica e Moderna -- Piazza del Popolo: city planning and stage design -- The reverse of the medal -- City planning and politics: the illustrious foreigner.