Uses contemporary pictures and maps in presenting the story of the trappers, miners, ranchers, and farmers who turned a huge wilderness into the "breadbasket of the world.".
Documents the history of hobos and tramps in America. Includes accounts of how they travel, hobo "jungles", and the work they did which helped to build America.
Text and accompanying photographs examine the history, regions, natural resources, wildlife, environmental problems, and transportation systems of Mexico.
An introduction to the many natural resources that provide Mexican people with food products and jobs in fishing, forestry, mining, industry, and tourism.