Ancient underwater monument from the last ice age discovered in Japan

Ancient underwater monument from the last ice age discovered in Japan

The underwater monument near Yonaguni Island has puzzled divers and researchers since its discovery in 1986. Submerged beneath the waves off Japan’s southwestern coast, the vast stone structure continues to divide opinions nearly four decades later. Its angular features, carved-looking platforms, and towering size have drawn two main schools of thought. Some scientists insist nature did the work—erosion, earthquakes, and shifting currents slowly…