Pyramid and megalithic sites researcher Dr. Sam Osmanagich (www.samosmanagich.com) has investigated granite balancing rocks in Vietnamese southern province of Dong Nai. Little known site of Da Ba Chong is considered natural geological phenomenon by conventional science.
Dr. Osmanagich argues their anthropogenic origin. Thousand-ton granite boulders have been moved and stacked on top of each other by unknown civilization in the distant past. This is one of the greatest construction feats of engineering in Planetary history.
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