Intern Plots Facebook Connections Map
What did you do on your internship in college?

Facebook intern Paul Butler was working with the location data the website collects on each of it's users. He matched 10 million pairs of friends and their locations. What he found according to his blog post was a map of the world complete with clearly defined borders and continents. Butler is an intern on the data infrastructure engineering team at Facebook.

See a high-res version here.