The human eye is a pretty incredible thing. It manages to detect incredible amounts of information and send them to your brain where it all gets organized into something that makes sense to you. That said, your eyes aren't doing a perfect job. They will confuse you from time to time, and this confusion will result in real-life optical illusions. All of a sudden you'll think you're looking at a giant woman, a floating head, or a goat walking on two legs. Like these.
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