Expo 67

The 1967 International and Universal Exposition or Expo 67, as it was commonly known, was the general exhibition, Category One World's Fair held in Montreal, Quebec, Canada, from April 27 to October 29, 1967. It is considered to be the most successful World's Fair of the 20th century, with the most attendees (50 million visits) to that date and 62 nations participating. It also set the single-day attendance record for a world's fair, with 569,000 visitors on its third day. Expo 67 was Canada's main celebration during its centennial year. The fair was originally intended to be held in Moscow, to help the Soviet Union celebrate the 50th anniversary of the Russian Revolution but, for various reasons, the Soviets decided to cancel, and...