Expo 58, also known as the 1958 Brussels World's Fair (French: Exposition Universelle et Internationale de Bruxelles de 1958, Dutch: Brusselse Wereldtentoonstelling van 1958), was a world's fair held on the Heysel/Heizel Plateau in Brussels, Belgium, from 17 April to 19 October 1958. It was the first major world's fair registered under the Bureau International des Expositions (BIE) after World War II.