https://youtube.com/watch?v=5qpwyomhZ-w
Strange but identical construction methodologies carried out by a missing ancient civilization can be found throughout the world, from Easter Island to Egypt, from Peru to China. Where did such knowledge come from. Clearly, later civilization couldn’t even archive such wonderful and precission built structures. Could this knowledge have been lost through a great worldy cataclysm? What remains seem to have stood the test of time including artifacts that simply should not exists.