The Walled Cities: Keeping Out The Joneses
July 18, 2009 10:30 PM Subscribe
The first human settlements... before the bronze age, before the iron age and even probably before the stone age, didn’t happen because people liked each other’s company. "As the old saying goes, there's safety in numbers... and fortifications. "If you have any doubt about how wood, stone and later even steel walls helped shape human civilization, all you need to do is take a close look at most of our cities, especially the older ones."
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