Archaeologist K. Kris Hirst has a collection of short articles on the characteristics of ancient civilizations. Here’s one that contains links to many of the others: Top Characteristics of Ancient Civilizations
What Do Archaeologists Mean When They Call a Society Complex?
Image credit: Art and Picture Collection, The New York Public Library. (1913). Great Wall–Nankou. Retrieved from http://digitalcollections.nypl.org/items/c261d2d5-0117-1025-e040-e00a1806034a