The 1964/1965 New York World’s Fair, located on the current site of Flushing Meadows-Corona Park. The fair ran for two seasons and took place without sanctioning from the Bureau of International Expositions.
Expo 67 was held in Montreal, Quebec, Canada from April 27 to October 29, 1967. It was considered to be the most successful World's Fair of the 20th century, with over 50 million visitors and 62 nations participating.
HemisFair '68 was held in San Antonio, Texas, United States from April 6 to October 6, 1968. More than thirty nations hosted pavilions at the fair which celebrated the 250th anniversary of the founding of San Antonio.
Expo '75 was held on the island of Okinawa, Japan from July 20, 1975 to January 18, 1976. The ocean-themed fair was conceived, in part, to commemorate the American handover of Okinawa to Japan in 1972. The centerpiece of Expo '75 was the Aquapolis a floating ocean platform designed by Seikun Kikutake.