Humans are, by far, the smartest animals the world has ever known, at least in terms of our ability to design and make tools and structures. But for all that, it takes surprisingly little to trip up our big brains.
Even just an image caught at the corner of the eye can be enough to throw us off our game, if only for a moment. But every now and then, something will come along that takes more than just a blink or two to clear up. Some things can really twist your brain!