![The twelve-angled stone in Cuzco, Peru. The stone illustrates the great precision Inca masons employed in ensuring their stone blocks fitted so well together that no mortar was needed. : r/interestingasfuck The twelve-angled stone in Cuzco, Peru. The stone illustrates the great precision Inca masons employed in ensuring their stone blocks fitted so well together that no mortar was needed. : r/interestingasfuck](https://preview.redd.it/hrk5euzwvfj11.jpg?auto=webp&s=6bdc67967e4f04836f3dc9ac4250ea04b323b2d6)
The twelve-angled stone in Cuzco, Peru. The stone illustrates the great precision Inca masons employed in ensuring their stone blocks fitted so well together that no mortar was needed. : r/interestingasfuck
Ancient Origins - Polygonal masonry of Machu Picchu. See more: https://www.ancient-origins.net/Machu-Picchu | Facebook
![The Evidence is Cut in Stone: A Compelling Argument for Lost High Technology in Ancient Egypt | Ancient Origins The Evidence is Cut in Stone: A Compelling Argument for Lost High Technology in Ancient Egypt | Ancient Origins](https://www.ancient-origins.net/sites/default/files/field/image/Evidence-is-Cut-in-Stone.jpg)