Eye Twisters: Ambigrams & Other Visual Puzzles to Amaze and EntertainJust imagine a place in which things turned upside down are still right side up, where the laws of nature as we know them are suspended, ignored, or even expanded. Thats the fantastic universe of Eye Twisters, which features incredible ambigramscalligraphic designs that have not just one, but two interpretations at once. Though these visual conundrums have existed for years, they were virtually unknown until recently, when John Langdonwho provided the