City

Year

Location

Estimated paid attendance

New York

1939-40

1216.5 acres in Flushing Meadows

57 million

Seattle

1962

74 acres in the center of the city

9.6 million

*New York

1964-65

646 acres in Flushing Meadows

51.7 million

San Antonio

1968

92.6 acres

6.4 million

Spokane

1974

50 acres of exhibits on a site of 100 acres

5.2 million

Knoxville

1982

73.4 acres

11 million

New Orleans

1984

84 acres along the Mississippi River

7.3 million