Lost Horizon is a 1933 novel by English writer James Hilton. It is best remembered as the origin of Shangri-La, a fictional utopian lamasery high in the mountains of Tibet. Hugh Conway, a veteran member of the British diplomatic service, finds inner peace, love, and a sense of purpose in Shangri-La, whose inhabitants enjoy unheard-of longevity. Among the book's themes is an allusion to the possibility of another cataclysmic world war brewing, as indeed...