Artist Draws Pictures With GPS by Bicycling on City Streets
Stephen Lund took his doodles in a new direction by drawing them with GPS on a city map.

He rides his bicycle through the streets to make a picture on a fitness tracking map.

He even did a TED Talk about his giraffe:
He rides his bicycle through the streets to make a picture on a fitness tracking map.
He even did a TED Talk about his giraffe: