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 skull whistle produces a shrill, screaming sound. A study shows that these whistles have a disturbing effect on the human brain. The Aztecs may have deliberately used this effect in ...

Prepare yourself for one of the most haunting sounds ever recorded—the Aztec Death Whistle. Used by ancient warriors to terrify enemies before battle, this eerie instrument produces a shriek so ...

During ritual ceremonies, the ancient Aztec civilization used a “death whistle” — a haunting instrument shaped like a human skull. Its eerie, high-pitched scream is not just a product of its unique ...