Atenistas is a citizen collective that works to rejuvenate neglected areas of Athens. It's an inspiring example of what bottom-up urbanism can do for the physical and social infrastructure of the city.
Read MoreGraffiti in laneways, can work to beautify our neighbouhoods, reduce vandalism, improve safety, engage youth and transform our back alleys into urban art galleries. A handful of Toronto residents have been doing just that.
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