Ancient Civilizations S04E10 Japanese Megaliths & the Mu Empire

What ancient clues are leading researchers to dive deeper into texts and traditions of Japan to answer questions about their connection to the stars? Connecting megalithic architecture styles of Osaka Castle, Yonaguni Monument, and Ishi-no-Hoden with similar mysterious sites like Easter Island and Tiwanaku, experts are piecing together a puzzle that could include the empire of Mu. Explore the underwater architecture that experts are uncovering to connect the advanced civilizations lost to the Great Flood.