The five ancient cities that once ruled North America

Well before the Europeans arrived, the indigenous people of North America raised cities that rivaled those an ocean away. From Teotihuacan to Cahokia, these ancient metropolises featured striking pyramids, palaces, temples, and tombs. Some even had ties throughout Central America, while others were believed to have had the equal power and advancements of the Inca and Aztec. Today, archaeologists are slowly discovering more about the splendid past of North America's first megacities.

The five ancient cities that once ruled North America