Surveys the history of trade routes in Asia, focusing especially on the Silk Road from China to the West, but also including studies of the Ambassador's Road, Burma Road, Eurasian Steppe Route, and Russian river routes.
Describes the history of trade routes and commerce in the New World, including the Panama Route, the Inca Royal Road, the California Mission Trail, and the Cape Horn Route.
Discusses the development of the trade routes known as the Nile Route, Sudan Route, Incense Road, Pilgrimage Road, and Sahara Routes, with an overview of their social and economic history up to the present day.
Traces the history of the following trade and travel routes: the Mohawk Trail, the Wilderness Road and other trans-Appalachian routes, the Mississippi Route, and the Santa Fe, Chihuahua, Oregon, and California Trails.