Aliens and Lost Civilizations (S01E04)

Humanity is only beginning to uncover the secrets of our ancient past. Forgotten civilizations, enigmatic writings, strange symbols, and unexplainable monuments offer insights into a time long lost to history, stretching back further than we ever thought possible. Across regions from Egypt to China and even Antarctica, proponents of the Ancient Astronaut theory suggest that as we explore deeper, we may find evidence of alien interactions with early human societies.