Catalog of an itinerant exhibition held at the Musées royaux des beaux-arts de Belgique, Brussels, Belgium, September 11, 2015-January 24, 2016, and at the Palazzo Reale, Milan, Italy, March 23, 2016-May 29, 2016. - First ed. 2015 by Snoeck and Musée royaux des beaux-arts de Belgique with the title 2050, une bre?ve histoire de l'avenir, now revised. - Includes bibliographical references