I saw this site mentioned on the CityLab site awhile back and thought it was a very cool idea. The site highlights how cities are transforming public spaces and making car-centric areas much more pedestrian, bike and transit friendly. Since I found the site, I have been lucky enough to become a regular contributor working to help make the site even better. The great thing is that anyone can send in before and after photos from their own cities of public space transformations. Take a look: http://www.urb-i.com/ The site covers cities across the world.
Columbus has several examples that I have added, but the photos are not yet updated on the site’s map. Until they are, here is a sneak peek: