The Aztec Death Whistle. If hell has a sound, I bet it sounds alot like the Aztec Death Whistle. The Aztec Death Whistle sounds like a shriek of death mixed with howling wind. It's so unnerving, that ...

The 'Aztec Death Whistle' terrified people five centuries ago. The effect seemingly is the same even now, stated the Daily Mail. This finding was confirmed by a study published in the journal ...

When the Aztecs dominated central Mexico, a blood-curdling sound like a human scream played through a small whistle. Luis Aceves via Unsplash In cultures around the world, instruments have brought ...