The Mystery of the Queens Jewels

The book follows the story of the Boxcar Children on their vacation in London, England. As they explore the city, visiting landmarks and enjoying local cuisine, Violet senses they are being followed. Mysteriously tied to the case of the missing Queen's jewels, the siblings face numerous challenges and must solve various questions to uncover the hidden treasures and solve the mystery. The Aldens are puzzled by the behavior of two guests, a stranger who follows them, and a misplaced brooch.