World's largest self portrait ....using GPS

The technique is described this way: "My pen was a briefcase containing the GPS device, being sent around the world. The paths the briefcase took around the globe became the strokes of the drawing."

He writes that the briefcase began a 55-day circumnavigation on March 17, ending up earlier this month back where it started in Stockholm, Sweden.(Courtesy DHL) He then downloaded the GPS information--the trip covered 62 countries on six continents--to his computer and made the self-portrait in a single stroke. Read on here