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.
Expo Air was created in 1997.
Japan Expo was created in 1999.
Electronics Expo was created in 2004.
Sands Expo was created in 1990.
Comikaze Expo was created in 2011.
Interstellar Expo was created in 2007.
LG eXpo was created in 2009.
CTN Animation Expo was created in 2009.
Alternative Press Expo was created in 1994.
Penny Arcade Expo was created in 2004.