
The Panama Canal on a double-side map with photos, diagrams, & the history of the canal project. On one side the map shows the whole length of the canal from ocean to ocean, with the main shipping channel clearly marked & the surrounding lakes, bays, rivers, railways & highways identified & annotated with text & photos to highlight various features & aspects. Above the map is a detailed history of the canal, from the earliest times of initial problems to the final success of the construction project. On the reverse a simplified 3-D diagram explains how the canal works, annotated with more photographs & information panels about the canal & Panama.