13. The Axeman of New Orleans
Between 1918 and 1919, the city of New Orleans was gripped by fear as the Axeman prowled the night, breaking into homes and attacking families with a deadly axe. Even though a few victims survived and the city was on high alert, police never managed to catch the elusive killer. The case inspired wild theories and chilling letters, but the true identity of the Axeman of New Orleans remains an unsolved—and terrifying—mystery to this day.
