 In contrast, the section on King Arthur, of whom little factual information has been established, puts to rest unverified notions regarding him by tracing the development and elaboration of his legend down through the ages.The chapter on the Maya debunks diffusionist theories seeking the origin of their culture in Old World civilizations rather than from indigenous factors.Later sections about Teotihuacan and the Toltecs serve more as general introductions to these cultures.