7.2—Ways of Knowing: Agriculture and Civilization

The mysterious pyramids of Ancient Egypt, the Great Wall of China, and the beauty of Machu Picchu (an old Incan city in Peru) are all impressive remnants left behind from some of the world’s ancient agrarian civilizations. But not every civilization has left behind such noticeable clues. In fact, many artifacts from agrarian civilizations fade away with time. But the clues that remain become impor