The first part looks at how architecture and design both created and reflected the spirit of the time. The fun and frivolity of Art Deco sat alongside the pure, functionality of modernism and helped democratise style. Streamlining followed, making sleek, sophisticated, elegant design part of ordinary people's everyday lives. At home, the radio became a beautiful object. In the urban environment a new aesthetic changed the way buildings looked, while planes, trains and automobiles started to shrink the world.