This document provides an overview of documentaries, including: - Defining documentaries as non-fiction movies that document or capture reality, as opposed to news reports. While striving for truth, documentaries involve subjective storytelling. - Explaining that for every documentary, there are three intertwining stories - the filmmaker's, the film's, and the audience's perspective. - Suggesting some techniques for identifying documentaries, like expected topic, who tells the story, shot types used, and whether images are contemporary or reenactments.