The legendary pharaoh’s tomb was discovered in 1922, filled with thousands of priceless artifacts — some of which experts now believe were previously overlooked.

"La Momia del Cerro El Plomo," the Mummy of El Plomo Peak became its name ... It took incredible effort to hold sacrificial rituals in the thin air and life-threatening cold of the high Andes.

The earliest and only known written accounts of the ritual are chronicles written by Spanish conquistador historians. From the chronicles and from each new discovery of a mummy, the pieces of this ...