LifestyleM.C. Escher's optical illusionsTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoLifestyle05/05/2018May 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.https://p.dw.com/p/2xBqMAdvertisement