This historical documentary covers the development of the automobile and roadways from about 1900 to 1939. Narrated by Groucho Marx we see how the horseless carriage supplanted the horse and streetcar in American life. Vintage photos and video as well as reenactments of daily life with electric, internal combustion and steam automobiles and the rutted, muddy roads that began to snake out from city to country. Groucho Marx make use of his wit to bring into the light that period of Americana.