Image of the Fiesta Island Fair grounds at the 1968 World's Fair known as HemisFair '68, held from April to October 1968 in San Antonio, Texas.

Image of Fiesta Island food and games at the 1968 World's Fair known as HemisFair '68, held from April to October 1968 in San Antonio, Texas.

Image of Fiesta Island rides at the 1968 World's Fair known as HemisFair '68, held from April to October 1968 in San Antonio, Texas.

Image of Fiesta Island rides at the 1968 World's Fair known as HemisFair '68, held from April to October 1968 in San Antonio, Texas.

Image of Fiesta Island rides at the 1968 World's Fair known as HemisFair '68, held from April to October 1968 in San Antonio, Texas.

Photograph of a single story wooden dwelling with a small front porch. There is a driveway from the street that is parallel to the home and a small yard in the front and the back of the house. The house is located in an area that was redeveloped because of Hemisfair '68.

Image of the Food Court at the 1968 World's Fair known as HemisFair '68, held from April to October 1968 in San Antonio, Texas.

Image of the food court at the 1968 World's Fair known as HemisFair '68, held from April to October 1968 in San Antonio, Texas.

Photograph of onlookers and a person on a ladder, working on the Ford Motor Company's blue oval sign next to a pavilion under construction at the 1968 World’s Fair known as HemisFair ’68, held from April to October 1968 in San Antonio.

Image of a fountain at the 1968 World's Fair known as HemisFair '68, held from April to October 1968 in San Antonio, Texas.

Illustration of the Fountain of Industry - Hemisfair Lake at the 1968 World's Fair known as HemisFair '68, held from April to October 1968 in San Antonio, Texas.

Photograph of a three-dimensional model of the France Pavilion at HemisFair '68. The French designer has turned the pavilion into a controlled system of walks and ramps that carries the visitor through the nation's history into the present and then offers an exciting look at the future.

Image of the France Pavilion at the 1968 World's Fair known as HemisFair '68, held from April to October 1968 in San Antonio, Texas.

Photograph of the show hostess Margye Burleson performing in the General Electric "Theaterama" at HemisFair '68. She is standing on a semi-circle-shaped set with her arms extended to either side. Behind her, there is furniture intended to look like a living room, including a couch and coffee table at right, shelves containing speakers and stereo equipment at left, and a television next to a stone hearth behind her.

Illustration of the General Electric building at the 1968 World's Fair known as HemisFair '68, held from April to October 1968 in San Antonio, Texas.

Text is The General Electric Company's press release describing the Theaterama experience at the 1968 World’s Fair known as HemisFair ’68, held from April to October 1968 in San Antonio entitled "The Wonderful World of Progress." The Circular theater used a variety of audio visual techniques, including live-to-film, film-to-live, “op art,” “blue mat” and magic effects as well as music and lyrics. Featured was a mythical Genie of the Southwest, who spoke and interacted with the onstage hostess-housewife. The release details the writers of the show, its musical score, the 16 hostesses, the "genie" portrayed by television performer Bill McCutcheon and many of the special effects used. The release goes on to include the seating capacity of 16,100 persons and the length of the show, 20 minutes. The release also describes the performance as well as its objective at HemisFair ’68.

Image of the General Electric Pavilion at the 1968 World's Fair known as HemisFair '68. The pavilion is a one-story building and the main, center portion is round with a decorative zig-zag roof. In front of the building, there is a tall sign with the GE logo and paving stones appear to be stacked around the base.

An artistic illustration of the General Electric Pavilion at HemisFair '68, a round, one-story building with a decorative zig-zag roof design and several large rooms extended out from the main pavilion. A tall sign with the GE logo is out in front of the building and people are walking in the vicinity.

Photograph of a three-dimensional model of the General Motors Pavilion at HemisFair '68. The exhibit provided fairgoers with a glimpse into the future of travel and transit as well as a look at some experimental automotive developments. This illustration was published in the souvenir book of HemisFair '68.

Image of General Motors Pavilion at the 1968 World's Fair known as HemisFair '68, held from April to October 1968 in San Antonio, Texas.

George H.W. Bush (Texas House of Representatives) and Gov. Nelson Rockefeller of New York in front of the monorail at the 1968 World’s Fair known as HemisFair ’68, held from April to October 1968 in San Antonio. The Swiss-Sky ride gondolas, and the Tower of the Americas can be seen in the background.

Photograph inside a gift shop at HemisFair '68 including souvenirs such as t-shirts, ceramic plates and dishes, stuffed animals, and other items. People are visible in the background, near an open part of the shop.

Photograph of four female adolescents sitting in a line on the ledge of a pool and dipping their feet in water at HemisFair '68, along with a boy who is sitting cross-legged next to them, at right. The two girls at right are turning toward each other as they remove their feet from the pool. Behind them, several long, shallow stairs are visible as well as the feet of people seated on benches above the steps.

Illustration of the Globe Fountain at the 1968 World's Fair known as HemisFair '68, held from April to October 1968 in San Antonio, Texas.