A cool idea, showing who controlled different parts of Europe, day by day, over the course of World War II.
A cool series of dialect maps of the US, and even small towns, tracking how we say the same thing differently.
Check out the # of Americans living in “gay marriage” states depending on various possible Sup. Ct. outcomes.
Each dot represents a person in the 2010 US census, and 2011 Canadian census. There are 341,817,095 dots.