LifestyleM.C. Escher's optical illusions04:02This browser does not support the video element.Lifestyle05/05/2018May 5, 2018The Fries Museum in Leeuwarden's exhibition "Escher's Journey" is an homage to M.C. Escher. On display are drawings and objects which appear normal at first, but then reveal themselves to be completely contradictory.Copy linkAdvertisement