As long as data is available to download by regions, streets etc and combined data is freely available it will be possible. You can do it already with Flickr.

As long as data is available to download by regions, streets etc and combined data is freely available it will be possible. You can do it already with Flickr. They provide metadata of images, you can selected images from a map/region. http://www.popsci.com/gear-amp-gadgets/article/2009-09/building-virtual-cities-automatically-150000-flickr-photos http://www.popsci.com/gear-amp-gadgets/article/2009-09/build...