In the early 1940s, the U.S. government was concerned about Nazi influence in South America. Under President Franklin D. Roosevelt's , Nelson Rockefeller (Coordinator of Inter-American Affairs) asked Walt Disney to embark on a "goodwill tour" of South America.

The film is a hybrid of live-action documentary footage of the Disney team's travels and four distinct animated shorts. 1. Lake Titicaca (Peru/Bolivia) : Donald Duck.

: His humorous struggles with a stubborn llama and the local topography. 2. Pedro (Chile) Starring : Pedro, a small anthropomorphic mail plane.

: When his parents are unable to fly, Pedro must brave a dangerous flight over the Andes to deliver the mail.

: The team set up temporary studios to sketch local landscapes, study traditional music, and capture the local culture.