Said to mimic the cries of the dead, the Aztec Death Whistle unleashes a sound so horrifying it chills the soul. Its role in rituals and sacrifice remains one of history’s darkest mysteries.

What is Roblox? ROBLOX is an online virtual playground and workshop, where kids of all ages can safely interact, create, have fun, and learn. It’s unique in that practically everything on ROBLOX is ...