Hollywood blockbusters only succeed by raising the pace, scale or budget of the on-screen action. These days it's safe to assume that the craziest stunts and sequences are made possible with plenty of green screen or CG artistry. But when a director and crew are committed to realism, or there's simply no way to fake a shot, there's no limit they'll go to until the job is done. Here are Screen Rant's 10 Incredibly Hard to Shoot Movie Scenes.