Alex Sletten

As seen by the Viking gods, the fabled wildernesses of Norway, Finland and Sweden are revealed from the skies above.

Big-cat expert Boone Smith tracks pumas in Patagonia, but the tables are turned when a big cat starts to stalk him.

In the forests of northern Finland, a mother bear wakes from hibernation to guide her cubs through a fleeting summer. For the animals here, survival is a race between seasons. Everyone must find food and mates and prepare themselves for the return of winter.