Yonaguni Monument — Masaaki Kimura spent 15 years on this and gets ignored

okay I'll die on this hill. the Yonaguni Monument is not fully natural. I don't care what the skeptics say. Yonaguni is the westernmost island of Japan's Ryukyu chain. the formation was found by a diver named Kihachiro Aratake in 1986. it's a series of stone terraces, flat surfaces, what look like ……