From Yonaguni to Ishi-no-Hoden, the ancient megaliths of Japan are largely unexplained, but the people of the past seem to have been as cutting-edge as those of today.
Ishi-no-Hoden: Japan s Colossal Floating Anti-epidemic Megalith ancient-origins.net - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from ancient-origins.net Daily Mail and Mail on Sunday newspapers.