One of the most remarkable ancient musical instruments ever discovered is the so-called Aztec death whistle. Newly published research seems to confirm the correctness of the ‘death whistle’ label, as it turns out these whistles create sounds that would be at home on the soundtrack of any good horror movie, based on the way they are perceived by the human brain—which is as frightening, and possibly extremely so depending on the circumstances. Religion of the Aztecs: Keeping the Balance in an Unpredictable and Terrifying World First Ever Aztec Royal Burial Site Could Be Indicated By Jaguar, Flamingo and Child Sacrifices [New Discovery] The Screaming Whistle and its Chilling Impact Found inside the graves of sacrificial victims and other deceased people in Aztec burial grounds, these small, skull-shaped wind instruments produce a haunting and eerie sound that is at least somewhat reminiscent of a human scream (when blown forcefully). Read moreSection: ArtifactsOther ArtifactsNewsHistory & ArchaeologyAncient PlacesAmericasRead Later