This is a site from Richard Saul Wurman, the founder of TED conferences and a former PennDesign architecture student. Site addresses the history of growth of urban populations.
Beautiful illustrations of various cocktails
See the full map of the Coen Brothers filmography, by UK designer Tom Muller.
National Geographic pulled together an interactive wordle-like infographic of the most common surnames based on their US location, with the color representing the name’s origin. The final result certainly leaves something to be desired in the way you interact with the data, but it makes clear how there really are a lot of Smiths and Williams out there.
A GIS analysis of swearwords used in the US via tweets over two months. As he describes in his post, either people just don’t swear in Utah or the tweeters there were silent. I think some sort of comparison to the demographics and quantity of people tweeting overall in those areas would make this even more interesting, considering that there already is a pretty specific demographic that uses Twitter in the first place.