With a mathematical precision, M.C. Escher played with perspective, making the impossible seem more than plausible. Water runs uphill. Staircases have no set path up, down or, even upside-down. A pair ...

Maurits Cornelis Escher saw the world differently. The Dutch artist created a few dozen images that, because of his peculiar perspective, have endured. But many of those images — two hands drawing ...