Optical illusion poster is a tree . . . until you examine it more closelyRobbie Gonzalez8/02/11 3:47pm44EditPromoteGo to permalink Who doesn't love tree rings? Nobody, that's who. That fact alone should be reason enough to appreciate this beautiful poster by Gary, Aaron & Khairul. But look a little closer and you'll find an entirely new reason to love this lithograph print, which is aptly titled Tree of Life.