Trippy Architecture: Cafe Wall Illusion

I found this image of a building in Melbourne that utilizes the Cafe Wall illusion to create the appearance of floors that zig and zag up and down, yet each floor is perfectly level. This is one of those illusions that demonstrates how badly humans suck at perceiving parallel lines when faced with even the simplest perspective challenges. Click through to the link at Wolfram Math to learn more about this nifty trick of the eye.