How H. H. Holmes Became America's Most Prolific Serial Killer

Up to 200 victims may have died at his 1890's Chicago "Murder Castle."

Here’s Who’s Buried In the Grave of H.H. Holmes

Who lies buried in the grave of H.H. Holmes? Investigators now know the answer…

5 Chilling Facts About H.H. Holmes’ Murder Castle

This hotel hid secrets and bodies within its walls.

The Body of H.H. Holmes Is Being Exhumed Right Now—Here’s Why

Did the sadistic "Murder Castle" serial killer fake his own death in 1896?