Horizon
S9E24 · When Polar Bears Swam in the Thames
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Episodes
The Missing Link
1972-01-03
Navajo - The Last Red Indians
1972-01-10
How Much Do You Smell?
1972-01-17
The Parasite of Paradise
1972-01-31
The Day it Rained Periwinkles
1972-02-07
Are You Doing This for Me Doctor, or Am I Doing It for You?
1972-02-14
How They Sold Doomsday
1972-02-21
For Love or Money?
1972-02-28
Whales, Dolphins and Men
1972-03-06
What Is Race?
1972-03-13
The Man-Made Lakes in Africa
1972-03-20
Survival in the Sahara
1972-03-27
Mind Over Body
1972-04-10
Out of Volcanoes
1972-04-17
The Wizard Who Spat on the Floor
1972-05-01
Rail Crash
1972-05-08
Do You Dig National Parks?
1972-05-22
Sorry I Opened My Mouth
1972-06-12
The Way We Move
1972-07-03
The Life that Lives on Man
1972-07-10
Sex Can Be a Problem
1972-07-24
The Surgery of Violence
1972-07-31
Hospital, 1922
1972-10-12
When Polar Bears Swam in the Thames
1972-10-19
The Making of the English Landscape
1972-10-26
Shadows of Bliss
1972-11-02
The Billion-Dollar Marsh
1972-11-09
Do You Sincerely Want a Long Life?
1972-11-16
The Making of a Natural History Film
1972-11-23
Fire
1972-11-30
Alaskan Pipe-Dream
1972-12-07
Their Life in Your Hands
1972-12-21
Navigating Europe
1972-12-28