A car cruises along the curves of the Autobahn in Germany, a highway with four divided lanes and no traffic lights; this type of roadway served as one model for the development of the American interstate highway.

William Levitt, father of the Levittown empire, on the cover of Time magazine, July 13th, 1950.

A floor plan for the "Cape Cod" model home, one of the first types of homes offered by Levitt & Sons, 1947.

U.S. Vice President Richard Nixon with Soviet Premier Nikita Khrushchev engaged in the "kitchen debate" at the American National Exhibition in Moscow, 1959.

One of the few remaining drive-in theaters along Route 66.

An advertisement for the 1949 Studebaker Champion Starlite coupe.

A poster protesting the building of a freeway through an African-American community in Washington, D.C., c. 1968.

A colorful map of Route 66 and some of its key sites.

An aerial view of Southern California's Santa Monica Freeway and its neighboring suburbs, c. 1965.

World's Largest Ball of Twine, an oddly popular roadside attraction along Highway 24 in Kansas.

Sunset at the Cadillac Ranch near Amarillo, Texas.

The Gemini Giant, a roadside oddity in Wilmington, Illinois.