Wondering where to watch the new series "The Last Rhinos: A New Hope" this summer? We've got you covered. "The Last Rhinos: A New Hope" premieres Aug. 24 at 8/7c on National Geographic and streams next day on Disney+ and Hulu. Photographer Ami Vitale follows a global effort to save the northern white rhinoceros from extinction. With only two surviving females, a team of scientists races to create the world's first surrogate rhino pregnancy. The fate of the species now rests in the hands of the teams who are devoted to saving it in this hopeful, urgent film.