Prepare to be amazed! Inside the covers of this incredible, colorful collection are hundreds of the worlds most powerful optical illusions. Theyre beautiful to behold, and stunning in their trickery. Some of the mind-boggling images seem to spring into action, vibrating, pulsing, and spinning like a hula hoop. Other ambiguous illusions feature two subjects in one: the fun is in finding them both in the single pictureincluding a mouse playing hide and seek in a cats face and a strange desert mirage where palm trees imperceptibly morph into camels. And still more, like The Impossible Terrace, which couldnt exist off the page: just try to figure out if youre viewing the space from above or below. Every one is astonishing.