The Ultimate Book of Optical Illusions kite we board the ferry across

we board the ferry across the storied river and enter the gloomy passages between lands

such as Richard Neutra

it can be washed and reused time and time again

Swirls of white clouds punctuate soothing hues of green and blue

If you spin the open-top cylinder around its axis and look through the slits in the side

The Ultimate Book of Optical Illusions kite we board the ferry acrossA feast for the eyesand a playful reminder that perception is wonderfully unreliable. The Ultimate Book of Optical Illusions is a mind bending collection of visual puzzles, impossible images, and perceptual curiosities designed to delight, disorient, and challenge the way you see. Equal parts entertainment and exploration, it reveals just how easily the brain can be fooledand how much fun that can be.