Friday Film - "Canals Towpaths West" (1963)

Before modern highways, the easiest way to move goods was on rivers and then on the canals and towpaths. The U.S. is fortuneate to have rivers that could be connected by the hard work of our ancestors in creating a internal line of communication. This film is a look at the history of such projects, but bear in mind that our rivers, canals, and other inland waters still provide a tremendous highway for logistics.

Update- A map of the navigable inland waters of the US: