Paris: Plan of the Artists of the Revolution (1793).
A visualisation of London’s Twitter activity as collected by Fabian Neuhaus (@urbantick)’s New City Landscapes project
“With the visualisation we are highlighting the way information disseminates through re-tweeting of messages. An RT message will show a thin yellow line between original sender and re-sender. The information travels at some speed, which is based on the time it takes between sending and resending.”
More on the UrbanTick blog.