A few years old, but this overview of 10 diagrams visualizing urban planning concepts have lost nothing of its appeal. Such visualizations, too, or forms of authoritative narratives – shaping the world as much (or more) as they reflect it.

http://www.citylab.com/design/2012/11/evolution-urban-planning-10-diagrams/3851/

And to prove the point, this recent article from the Guardian returns to the whole idea of Garden Cities – with a nice new diagram – and its impact on urban planning theory:

Source: The Guardian, Monday 8 September 2014