books.google.com - The unparalleled network of roads in the empire of ancient Rome was a remarkable achievement--yet this Roman road network is just the most notable example of an important feature of many pre-modern societies worldwide. Highways, Byways, and Road Systems in the Pre-Modern World presents a comparative...http://books.google.com/books/about/Highways_Byways_and_Road_Systems_in_the.html?id=CSr2zO0gGCsC&utm_source=gb-gplus-shareHighways, Byways, and Road Systems in the Pre-Modern World
