As Hiccup fulfills his dream of creating a peaceful dragon utopia, Toothless’ discovery of an untamed, elusive mate draws the Night Fury away. When danger mounts at home and Hiccup’s reign as village chief is tested, both dragon and rider must make impossible decisions to save their kind.

A chronicle of the making of Disneynature’s Dolphin Reef, the story of a young Pacific bottlenose dolphin named Echo. From wave surfing with dolphins in South Africa to dancing with humpback whales in Hawaii, filmmakers go to great lengths - and depths - to shed new light on the ocean’s mysteries.