In Sochi, Open Source Maps Beat Google’s

Indeed, the high-quality data available for Sochi wasn’t mapped for the Olympics. As OSM user Zverik wrote on his blog, the Olympic village had been mapped long before the opening ceremony, as part of a previous effort to add the entire area to OSM.

Unlike as occurs for humanitarian responses, Zverik wrote, “we had no mapping parties or other events targeted at mapping the region”