This overview of the creation of the Panama Canal is a great online version of an exhibition at the Smithsonian Institution libraries. Historic pictures and well written text lead the user through the history of the venture. Topical sections supply information about who the major players were and how the difficult terrain and climate affected both the people and machines involved in this lengthy engineering project. The site includes a suggested reading list as well as a bulleted "did you know" section with astounding facts such as: "the project consumed as much as twelve million pounds of dynamite per year."