An illustrated look at how the problem of moving large numbers of people withing cities has been addressed through a series of vehicles and systems, from horse-drawn cars to the modern subway.
Explores the evolving role of boats and ships in American history, from the dugout and birch-bark canoes of Native Americans to twenty-first century container ships and supertankers.
Explores the impact of trains in the United States as they allowed settlers to move West in large numbers and get needed supplies, helped farmers to move goods to market, and provided transportation for commuters.
