1990s
- 1991 - Plovdiv, Bulgaria - Second World Exhibition of inventions of the young
- 1992 - Seville, Spain - Seville Expo '92
- 1992 - Genoa, Italy - Genoa Expo '92
- 1992 - cancelled (planned site: Chicago, U.S.)
- 1993 - Daejeon (Taejon), South Korea - Expo '93
- 1995 - Vienna, Austria which was proposed to be a joint exhibition with Budapest. This was never held
- 1996 - cancelled (planned site: Budapest, Hungary)
- 1998 - Lisbon, Portugal - Expo '98
- 1999 - Kunming, People's Republic of China - World Horticultural Exposition
Read more about this topic: List Of World's Fairs