This awesome drawing is the work of Singaporean artist Chan Hwee Chong, who makes these crazy spiral illustrations reproducing some of the world's most famous works of art -- using only a single line: The thin black line: How one artist recreates masterpieces of thousands of brush strokes with one single line.
Here's a cool, sped-up video of the artist in action:
The guy is extremely talented -- and ridiculously disciplined. Every time he made a mistake, he apparently started the drawing all over again. That is crazy. To see more of Chan Hwee Chong's amazing drawings, go here. (Thanks, Henry.)