This article on fastcodesign.com features what can be best described as Infographic Art, produced by Eric Fischer.
There is a World map in which there are no borders and the predominant language of Tweets are depicted in colors.
There are 4 other maps, the third of which is of New York City its famed cultural melting pot.
The depictions are beautiful. See them all here: [http://bit.ly/rZTnd7]