Human: my new theory. it appears like humans once knew secret methods to carve and move stones up to about 1200 tons. (hivelink)
It also appears that the secret methods of doing this have remained a secret since the ancient past.
(hivelink)- Is it possible that the full secrets of not only how to easily carve and move 1200 ton rocks has been known by a small group of humans who tid:3876 (1) (hivelink)
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