Can you tell which city this is?
It’s not a photograph from space, but a map of geotagged tweets (blue) and flickr uploads (red) – with white dots signifying both.
Digital cartographer, Eric Fischer’s beautiful images show the difference between where we are moved to take photographs and where we want to say something.
See the excellent Flowing Data website for more images. http://tinyurl.com/6e8uuyg