Speculative archaeology/history
Ancient civilizations and global cataclysms
Advanced civilizations that existed on Earth using different technology that was obliterated in a global cataclysm with possible survivors
Scientists / Papers
Graham Hancock theories
Search the Literature
Theories Citing This Reference (4)
Ancient advanced presence
South American sites may reflect influence from civilizations with advanced knowledge or non-human origin
Atlantean Underground Survival
Atlantean global super advanced civilization survived worldwide destruction 12000 years ago by going underground or underwater establishing city-sized submarine bases continuing to manage planetary affairs and social...
Human-non-human collaboration
Theory that different groups of entities could be cooperating including human operatives working alongside non-human intelligent entities
Technological inheritance
Modern discovery of ancient knowledge may indicate inheritance from lost civilizations