Fifty skulls and 250 jaw bones dating back more than 500 years have been discovered at what is thought to have been an Aztec sacrificial stone. It is believed they represent sacrifices to the Aztec god of death, Mictlantecuhtli. Per the 1st article:   Archaeologists have unearthed gruesome evidence of brutal Aztec rituals by uncovering 50 skulls and over 250 jaw bones at the Templo Mayor in Tenoc…