与那国岛

与那国岛海底地形（YonaguniMonument）位于离琉球群岛（RyukuIslands）海岸线不远处，是一处沉入水底的巨石建筑遗址，也许日本所有著名的石碑建筑中没有哪个可以与与那国岛海底地形相提并论。

Of all the famous monuments in Japan , perhaps none is more perplexing than Yonaguni , an underwater rock formation that lies off the coast of the Ryuku Islands .

1987年一群观测双髻鲨（Hammerhead）的潜水者发现了与那国岛海底地形，此后立即引起了日本学界激烈的讨论。

It was discovered in 1987 by a group of divers who were there to observe Hammerhead sharks , and it immediately sparked a huge amount of debate in the Japanese scientific community .

围绕着与那国岛海底地形有着持续的争论，其争论的焦点可以总结为：这个石阵到底是自然形成的还是人类文明的遗迹。

The ongoing debate surrounding Yonaguni centers on one key subject : is the monument a natural phenomenon , or is it man-made ?

如果假设是正确的，那么更有趣的谜团出现了——是谁建造的与那国岛海底地形？到底是出于何种目的？

If they are right , then an even more interesting mystery presents itself : who constructed the Yonaguni Monument , and for what purpose ?