Plague Doctor
A plague doctor was a physician who treated victims of the bubonic plague during epidemics.
Jack The Ripper
Jack the Ripper was an unidentified serial killer active in the impoverished districts in and around Whitechapel in the East End of London in 1888.
Columbine Massacre
The Columbine High School massacre was a school shooting and attempted bombing that occurred on April 20, 1999, at Columbine High School in Columbine, Colorado, United States.