April 6 marks the 55th anniversary of HemisFair ’68, the World’s Fair many credit with transforming sleepy San Antonio into a high-visibility, growth-oriented city.

The event, which ran from April through October in 1968, also changed downtown, adding new landmarks including Tower of the Americas and Hemisfair Park.

Little surprise then that HemisFair prompted the printing of numerous postcards showing off its many sights, including the tower, the Fiesta Gardens, a monorail and some of the fair’s pavilions, hosted by roughly 30 nations and 15 corporations.

Here’s a look at those vintage postcards, all pulled from the UTSA Libraries Digital Collections.

Fair scene Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
Mini-monorail Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
Tower of the Americas Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
Coca-Cola Company Exhibit Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
The Institute of Texan Cultures Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
Les PouPees de Paris Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
Mini-monorail Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
Las Plazas del Mundo Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
Las Plazas del Mundo Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
The Calypso Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
Fiesta Gardens Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
Los Voladores Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
Theatre and River Court Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
The General Electric Pavilion Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
SouthWestern Bell Telephone Company Pavilion Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
San Antonio Convention Center Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
IBM Lakeside Pavilion Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
IBM Pavilions Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
The Institute of Texan Cultures Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
Las Plazas del Mundo Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
United States Confluence Theatre Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
Humble Pavilion Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
Eastman Kodak Pavilion Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
The Institute of Texan Cultures Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
The United States Exhibit Pavilion Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
Postcard from HemisFair ’68 Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
Postcard from HemisFair ’68 Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
The Woman’s Pavilion Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
Carlos Merida mural Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
Headquarters Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031
Mormon Church Credit: UTSA Libraries Digital Collections / San Antonio Fair, Inc. Records, MS 031