The Phantom of the Opera detective mystery entitled "The Mystery of the Yellow Room" in 1907, and four years later he published "Le Fantôme de l’Opéra". The novel was first published within newspapers before finally being published as a novel in 1911. The setting of "The Phantom of the Opera" came from an actual Paris opera house that Leroux had heard the rumors about from the time the opera house was finished. The details about the Palais Garnier, and rumors surrounding it, are closely linked in Leroux's writing. The underground water tank that he wrote about is accurate to this opera house, and it is
The Phantom of Manhattan of Manhattan" is narrated by an ailing Madame Giry, and set in the early 1900s. Famous individuals of the time, such as Theodore Roosevelt, make appearances. The 2010 stage sequel to the musical "The Phantom of the Opera", "Love Never Dies", is based partly on "The Phantom of Manhattan". "The Phantom of Manhattan" tells its story from the viewpoint of several characters. On her deathbed, Madame Giry confesses to a priest of when she took her daughter Meg, then six years old, to a fair. Madame Giry felt sorry for a young boy with a disfigured face who had been