"At least a dozen large development sites in the city's South of Market district now sit empty or covered by asphalt because of the recession. If history is any guide, developers will either leave them fenced off or use them as parking lots.
But there's another alternative - one that, if successful, could influence cities across the nation."
Some of the ideas others cities have innovated for using these spaces include sculpture displays, temporary parks and food vending areas.
Thanks to ArchNewsNow