Massive giants Once roamed the earth. At some point these giants we’re literally turned to stone. I haven’t decided or I’m not sure whether it was a super advanced technological weapon or a scenario almost like Pompeii it is kind of up in the air at the moment but nevertheless some of these massive giant structures were at one point real flesh and bone. 
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https://www.youtube.com/watch?v=5ZFh4ZZv7AI
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The Japanese Killing Stone has Cracked! Ancient Japanese Mythology states a Kitsune 9 tailed fox demon/deity possibly was released to possibly torment the ppl!? What do you think folks, comment below??
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https://www.youtube.com/watch?v=XfBQUJ3PvNw
The anatomy down the the nucleus in full holographic image. This stuff gets plain awesome!! For entertainment purposes only. Source Hiddenfromhumanity.com
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https://www.youtube.com/watch?v=EKJWGcm51N8
In 2000 to the Pentagon using ground penetrating radar discovered large dome shaped Caverns in Mountains all over the world they would find that these were left by ancient civilizations as a clue as to what humans could become and how great their technology could be source hiddenfromhumanity.com
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https://www.youtube.com/watch?v=XtbvR99WTJM