Saturday Illustrations: Paper madness, Grassfitti, & more July 18, 2009IllustrationIllustrationjnack Interesting surfaces: Frank Chimero makes nifty laser-etched wood panels featuring his work. “[Screw] Round-Up. Grassfitti can’t be stopped.” [Via] Insane paper contraptions: Wataru Itou’s paper castle took four years to construct & features electrical lights and a moving train. Far less involved, but OCD in its own way, is this lined paper created using red & blue thread. Sipho Mabona creates amazingly intricate origami pieces.