Singapore Expo was created in 1999.
There are many places where one can find information about the Singapore Expo. The best source would be the Singapore Expo website. Siggraph also has some information.
Expo Expo was created on 2001-03-28.
Sands Expo was created in 1990.
LG eXpo was created in 2009.
Japan Expo was created in 1999.
Expo Air was created in 1997.
Interstellar Expo was created in 2007.
Comikaze Expo was created in 2011.
Electronics Expo was created in 2004.
Penny Arcade Expo was created in 2004.
Edmonton Expo Centre was created in 1984.
Expo MRT Station was created in 2001.