drawing the eye
Two hands, one loop: TSP art (art constructed by solving instances of the Traveling Salesman Problem). The entire picture is comprised of a single black loop. | © 2006 by Robert Bosch | oberlin.edu/math/faculty/bosch/tspart-page.html
Incredible Portraits Drawings by Ruslan Mustapaev
Dino Tomic uses ordinary table salt to create a drawing of the human eye, truly revealed once the colors are inverted.
Kijk zo een pen moet je gebruiken
If I had a house to decorate or money to buy art, I would totally buy something like this
Zentangle inspirations by kristrappeniers.deviantart.com on @deviantART