Britain and the Sea

7.0

Drain the Oceans

8.6

Planet Earth II

7.9

Top Gear

8.2

Doctor Who Confidential

7.4

Natural World

7.4

The Reluctant Traveller with Eugene Levy

6.8

National Treasure: Edge of History

8.2

Court of Gold

8.0

Long Way Down

6.6

American Experience

8.3

Reading Rainbow

7.7

Down to Earth with Zac Efron

7.6

How Do They Do It?

7.1

History 101

7.9

Nature