This encyclopedia contains individual histories of each of the nearly 100 World s Fairs and expositions held in more than 20 countries since 1851. This is a thorough revision and updating of the book originally published as A Historical Dictionary of World s Fairs and Expositions in 1990. The new entries include essays on the world s fairs to be held in Zaragoza, Spain, in 2008 and in Shanghai, China, in 2010. Many of the original essays have been revised and expanded. Topics covered include goods, tourism, nationalistic competition, architecture, art and culture, and exhibition...