The Century 21 Exposition was a world's fair held April 21, 1962, to October 21, 1962, in Seattle, Washington, United States. Nearly 10 million people attended the fair during its six-month run.
Aerial photograph of the Space Needle in 2003 decorated for Memorial Day
Aerial view of the fairgrounds in 1962
Cover of the United States Science Exhibit Guide for the Seattle World's Fair, United States Department of Commerce
The Federal Science Pavilion, "a virtual cathedral of science".
A world's fair, also known as a universal exhibition or an expo, is a large global exhibition designed to showcase the achievements of nations. These exhibitions vary in character and are held in different parts of the world at a specific site for a period of time, typically between three and six months.
Poster advertising the Brussels International Exposition in 1897
Replica of the Gokstad Viking ship at the 1893 Chicago World's Fair
International Exhibition of Modern Decorative and Industrial Arts in Paris, France in 1925. Autochrome Lumière showing Polish pavilion.
Palace of the railways and great connections at the International Exhibition of Hydropower and Tourism in Grenoble, France in 1925