Some quite fantastic designs for the cities of the twenty-first century are already appearing on drawing boards all over the world. Advanced technology has now made it possible to build cities that are quite unlike anything anyone has lived in before Buckminster Fuller, Reyner Banham, Wilem Frischmann and Boyd Auger reveal in this filmed programme their ideas about what the city of the future will be like. Their projects, and the whole concept of cities are examined from the human angle by: Lewis Mumford, author of The Culture of Cities with Dr. Terence Lee, psychologist Tom Marcus, Professor of Building Science Dr. John Calhoun of the United States National Institute of Health The Rev. Chad Varah, Founder of the Samaritans The question is will the cities of the future be worth living in? Will we learn from our past mistakes? Or will the psychoses that affect today's cities merely become super-psychoses when we start building super-cities?