Book excerpt: From the first rude ridgeways to the modern interstate superhighway, the evolution of the road is a fascinating story. Readers will learn the progression of roads from the first ridgeways, roads in the ancient world, Roman roads and the development of the revolutionary McAdam Road. Native Americans developed an extensive system of trails for both trade and war. The Short History of Roads and Highways - Indiana Edition includes information on early Amerindian trails, pioneer traces and the beginnings of the modern Indiana highway system.