The Top of the World uncovers a vast frozen wilderness marked by unique artic wildlife, age-old traditions and a battle against the harshest winters.

The creatures of the taiga find their homes deep within Scandinavia's ancient forests and this fall season will be the ultimate test of survival.

Norway's Viking Coastline reveals massive fjords, towering mountains and daring explorers- bringing together ancient cultures and modern wildernesses.

The Scandinavian Mountains - snow-covered, windswept, inhospitable and wild. This tundra creates life for ancient creatures like musk oxen, arctic fox and fabled reindeer.

From Finland's far north, wild Viking Rivers inspire explorers from across the globe, from daring ice-skaters to naked ice-swimmers.