Beautiful Sketches That Turn into 3-D Illusions on the Page

Some of the most compelling optical illusions are often the simplest. Case in point: the drawings of Japanese artist Nagai Hideyuki. With little more than a couple of sketchbooks, some pencils, and a little perspective, Hideyuki's 2D drawings turn into a series of surreal, three-dimensional weirdfests. » 6/26/12 3:00pm 6/26/12 3:00pm