Visualizing friendships

A recent survey of 20 cartographic experts from around the world flagged this up as one of their top ten most expertly designed maps. Plotting the link between a Facebook user’s location and that of their  friends reveals a remarkably detailed map of the world. Remember that all you are seeing here is great circle arc joining a sample of pairs of facebook friends. It’s best viwed by clicking the link to ‘View high-res’.

http://www.facebook.com/note.php?note_id=469716398919