Yonaguni Monument

The Yonaguni Monument is an underwater structure off the coast of Yonaguni, Japan, that resembles a series of large, stepped platforms and terraces. Discovered in the 1980s, its origins are debated; some believe it was shaped by natural processes, while others suggest it is the remnants of an ancient civilization. The site has sparked interest among archaeologists and adventurers alike, with discussions about its age and purpose. The monument draws divers and tourists, contributing to ongoing speculation about lost cultures and human activity in prehistoric times, raising questions about the intersection of nature and human craftsmanship.