Megalithic boulders of Sacsayhuaman in Cuzco, Peru, were placed together with such precision that site cannot be compared to any other similar complex on Earth. In fact, stones at Sacsayhuaman are so closely spaced that not a single sheet of paper can fit between boulders. pic.twitter.com/GPqtk544DT
— Archaeo – Histories (@archeohistories) September 16, 2021