Superblocks is a radical plan to reclaim the streets from the noise and pollution of traffic.Read more
BBC News Leading Cities
These two residential towers in Milan have over 900 trees and 11,000 plants.
Life in big cities can be hectic, loud, and challenging to our well being. Urban planners have long tried to create environments that make living and working in cities easier. But could psychology and neuroscience hold the answer to creating happier urban centres? Mitchell Reardon is an urban planner with the Happy City consultancy in Vancouver. He has been working with psychologists to design spaces and infrastructure that could make city life (Photo: Central Park in Manhattan, New York. Credit: Getty Images)
Each week, we publish a gallery of readers' pictures on a set theme. This week it is "cities".