Baffling Stonework at Sacsayhuaman DOCUMENTARY How They Melted Stone at 1000° Finally Revealed

Throughout history there have been numerous instances where ancient people seem to have melted stone, like at Sacsayhuaman for example. Signs of vitrification can clearly be seen on the surfaces of many stones at the site. Many have begun to wonder if they were aided by an advanced technology. They could be correct, but it may not be the type of technology you would expect.