Documentaries Documentaries A documentary is a non-fiction motion picture that depicts for example: A nation’s people, historic events or cultural life in the past. It was often made for the purpose of maintaining a historical record. What is the purpose behind a documentary? The purpose behind documentaries is to educate people on a certain topic, like how certain animals live, how people live in a certain country or how places looked before people settled there. It often includes pictures from said time period (If any are available). When should you choose a documentary? Nowadays documentaries are often used in schools for the purpose of helping educating children, for it’s been proven that watching a movie helps retain more information than reading a textbook. They might be used by companies, to showcase their history and success in the world.