When one sees a modern city from the air, especially at night, it is a truly awe-inspiring spectacle. The immensity of the project is a testimony to the power and creativity of human beings. However, on the ground and actually living and working in this wonder, things are quite different: the social and ecological problems crowd in and fill your view. The truth is that our cities have always been dominated by the rich and powerful, and built and operated to serve their needs rather than those of the mass of working people who live and toil in them.