World's Fair
A World's Fair is any of various large expositions held since the mid-
19th century. The official sanctioning body is the
Bureau of International Expositions . BIE-approved fairs are divided into a number of types:
universal, and
international or
specialized. They usually last for between 3 and 6 months.
Encyclopedia
A
World's Fair is any of various large expositions held since the mid-
19th century. The official sanctioning body is the
Bureau of International Expositions . BIE-approved fairs are divided into a number of types:
universal, and
international or
specialized. They usually last for between 3 and 6 months.