Fiddlebase
List of official world expositions (Universal, International/Specialised, Horticultural) according to the Bureau International des Expositions and ExpoMuseum . International Registered Exhibitions now held every five years are in bold. Upcoming world expositions are in italics.
• 1851 London (United Kingdom of Great Britain and Ireland)
• 1853 New York (United States)
• 1855 Paris (France)
• 1862 London (United Kingdom of Great Britain and Ireland)
• 1865 Porto (Portugal)
• 1867 Paris (France)
• 1873 Vienna (Austria–Hungary)
• 1876 Philadelphia (United States)
• 1878 Paris (France)
• 1879 Sydney (New South Wales, BritishAustralia)
• 1880 Melbourne (Victoria, BritishAustralia)
• 1884 New Orleans (United States)
• 1885 Antwerp (Belgium)
• 1888 Barcelona (Spain)
• 1889 Paris (France)
• 1893 Chicago (United States)
• 1897 Brussels (Belgium)
• 1898 Omaha (United States)
• 1900 Paris (France)
• 1901 Buffalo (United States)
• 1904 St. Louis (United States)
• 1905 Liège (Belgium)
• 1906 Milan (Italy)
• 1907 Dublin (United Kingdom of Great Britain and Ireland)
• 1907 Norfolk (United States)
• 1909 Seattle (United States)
• 1910 Brussels (Belgium)
• 1911 Turin (Italy)
• 1913 Ghent (Belgium)
• 1915 San Francisco (United States)
• 1915 San Diego (United States)
• 1922-1923 Rio de Janeiro (Brazil)
• 1929 Seville (Spain)
• 1929 Barcelona (Spain)
• 1930 Liège (Belgium)
• 1930 Antwerp (Belgium)
• 1933-1934 Chicago (United States)
• 1935 Brussels (Belgium)
• 1937 Paris (France)
• 1939 New York City (United States)
• 1939 Liège Exposition Internationale(Belgium)
• 1939–1940 San Francisco (United States)
• 1958 Brussels (Belgium)
• 1962 Seattle (United States)
• 1964/65 New York (United States) (not BIE sanctioned)
• 1967 Montreal (Canada)
• 1968 San Antonio (United States)
• 1970 Osaka (Japan)
• 1974 Spokane (United States)
• 1975 Naha (Japan)
• 1982 Knoxville (United States)
• 1984 New Orleans (United States)
• 1985 Tsukuba (Japan)
• 1986 Vancouver (Canada)
• 1988 Brisbane (Australia)
• 1992 Seville (Spain)
• 1992 Genoa (Italy)
• 1993 Daejeon (South Korea)
• 1998 Lisbon (Portugal)
• 2000 Hannover (Germany)
• 2005 Aichi (Japan)
• 2008 Zaragoza (Spain)
• 2010 Shanghai (China)
• 2012 Yeosu (South Korea)
• 2015 Milan (Italy)
• 2017 Astana (Kazakhstan)
• 2020 Dubai (United Arab Emirates)[12]
• Expo 2022 or 2023 TBA
• Expo 2025 TBA