This book, from the award-winning author of The Way Things Work, takes readers of all ages on a journey through a fictional mill town called Wicksbridge. With words and pictures, David Macaulay reveals fascinating details about the planning, construction, and operation of the mills-and gives us a powerful sense of the day-to-day lives of Americans in this era.

David Macaulay takes us on a visual journey through a city's various support systems by exposing a typical section of the underground network and explaining how it works. We see a network of walls, columns, cables, pipes and tunnels required to satisfy the basic needs of a city's inhabitants.