Perhaps the most notorious killer in 19th century America was H.H. Holmes, a man who committed fraud and murder with cold abandon across the United States. His infamous Chicago "murder castle" is legendary in true crime lore. My guest, Adam Selzer, author of "H.H. Holmes: The True History of the White City Devil", tells Holmes' story and breaks some myths about the murderous scoundrel. Become a Most Notorious patron at: www.patreon.com/mostnotorious