
Optical illusions are often described as mind-boggling, mind-bendint, brain-frying, and everything in between. But let's be honest, most of the time all they elicit is a slight smirk, or maybe the odd, 'Heh.' But here's one that's truly left my mind boggled, nay, bent, nay, fried.
Do you think the Coca-Cola can in the image below is red? Do you? Yes? You do, do you? Is that right? Red? We're going with red, are we? Is that your final answer? Well, guess what! It's not! Welcome to one of the best optical illusions out there.