"Valley of the Moon" is a novel by the American writer Jack London, which tells the love story of two young people, Maria and Billy, who decide to leave the city life and go in search of a happier future in nature and remote farms. This extraordinary journey becomes a test of their strength, faith and romantic ideas. In the novel, the writer follows his typically dynamic manner, revealing social issues and human motivations through an adventure plot. "Valley of the Moon" is not only a love story, but also a deep reflection on the true value of human life and the ways to its realization.