The Boulder International Film Festival (BIFF) is an annual four-day event held in Boulder, Colorado, celebrating the art of cinema by bringing films and filmmakers from around the world to the city. Recognized as one of the most innovative film festivals in the U.S. and named one of the "25 Coolest Film Festivals" by MovieMaker Magazine, BIFF attracts over 25,000 attendees each year. The festival showcases a diverse selection of new films, including features, documentaries, and shorts, many of which have gone on to achieve significant box-office success and Oscar nominations. BIFF also hosts various events such as filmmaker happy hours, galas, and appearances by notable actors and directors.