Bella, twelve, and Marcus, thirteen, join Fabien Cousteau's research team off the coasts of South Africa and Australia as they try to find and tag an extraordinarily large great white shark. Inserts include facts about sharks and other marine animals, equipment used by researchers studying sharks, and more.

Junior explorers Will and Jacklyn join Fabien Cousteau and his crew of scientists on a riverboat journey into the Amazon jungle, seeking to determine if a new species of giant piranha exists.

Junior explorers Will and Jacklyn join Fabien Cousteau and local conservationists in Hawaii on their mission to rescue endangered sea turtles, while also encountering a variety of wildlife among the coral reefs of Molokini Bay.