Cover of The mystery of the Blue Train

The mystery of the Blue Train

by Agatha Christie

First published
1928
Reading level
Easy
Price
Free

About the book

"The Mystery of the Blue Train" by Agatha Christie is a detective novel published in 1928. When an American heiress is found strangled aboard the luxurious Le Train Bleu bound for the French Riviera, her priceless ruby missing, Hercule Poirot must unravel a web of unhappy marriages, secret lovers, and jewel thieves. With multiple suspects—including the victim's estranged husband and a notorious count—and conflicting testimonies, Poirot discovers that nothing aboard the Blue Train is quite what it seems.

  • Private investigators
  • Detective and mystery stories
  • Jewelry theft
  • Poirot, Hercule (Fictitious character)
  • Railroad travel
  • Married women

Updated September 2026. Public domain in the USA. Text and summary from Project Gutenberg eBook #72824. The mystery of the Blue Train on Wikipedia.

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