"While swimming off the coast of Maui, Susan Casey was surrounded by a pod of spinner dolphins. It was a profoundly transporting experience, and it inspired her to embark on a two-year global adventure to explore the nature of these remarkable beings and their complex relationship to humanity. Casey examines the career of the controversial John Lilly, the pioneer of modern dolphin studies whose work eventually led him down some very strange paths....

Featuring stunning footage from seven winters in the Arctic, takes us through time into the world of the Inuit in the northern reaches of Canada. Connecting past, present and future is the Inuit's unique relationship with the eider duck. Eider down, the warmest feather in the world, allows both Inuit and bird to survive harsh Arctic winters.