That stuff looks very wierd at every angle except the angle where the camera is at. Regardless, that is pretty darn cool.
he has done pieces all over the place, some in europe. and it does wash off in the rain. i remember reading an article on him in a graphic design/art mag. it was over a year ago so the memory is foggy. some of his other work is way more impressive.
he's been around for some time now... yeah the dude's a fucking master at perspective art. it's all flat art. tweaks you're brain just a bit don't it?
i read an article as well on htis guy before he does incredible work i dont know how he can do such grea tdetail.