Walls: A History of Civilization in Blood and Brick

In Walls historian David Frye tells the epic story of history’s greatest manmade barriers, from ancient times to the present. It is a haunting and frequently eye-opening saga—one that reveals a startling link between what we build and how we live.

With Frye as our raconteur-guide, we journey back to a time before barriers of brick and stone even existed—to an era in which nomadic tribes vied for scarce resources, and each man was bred to a life of struggle. Ultimately, those same men would ...