Tetanus Rainbow Source/credit: Eric Burgers What am I looking at? This tetanus rainbow was created without Photoshop tricks. The photographer chose the right perspective (and an ultra-wide angle) to capture this rusty faucet. The trippy result is a great example of forced perspective photography. More optical illusions:Floating either wayWireless BirdGravel flower bedMisaligned Arrow180 degreesLive WallpaperDock to the skyA Starry Night Sky