The Grinch Source/credit: marmusha What am I looking at? This Grinch illusion is a grumpy cat looking out of the window. His reflection fits nicely onto the Chrismas tree outside, making him look like the Grinch. More optical illusions:Misaligned ArrowFirefallDogs sharing a mouthMind-boggling FloorLap TigerUnderwater WaterfallTransparent Car KeyPipe Cleaner Arms
