Establishing shots of a post-world war two, rebuilt Czechoslovakia. Intact urban scenes. Children play in a field, pick flowers, play in a pond. Cut to an air raid siren blowing and shots of people scattering. Buildings smoke after a bombing run. Several structures are in ruins. Civilians dig through the ruins. Officials gather around urban planning diagrams and models. A ruined city is restored. Shots of a working factory and many Czech civilians are at work.