The Horizon episode is about the Carsington Aqueduct Scheme in Derbyshire, England, and the massive excavation problems encountered during construction.
| Title | Horizon - Season 20 Episode 9 : Hard Rock |
|---|---|
| Alternative Titles | BBC Horizon |
| Subtitle Available |
 ETC.
|
| First Air Date | 1964-02-04 |
| Last Air Date | 2025-10-06 |
| Number of Episodes | 1173 |
| Number of Seasons | 61 |
| Genres | Documentary, |
| Networks | BBC Two, |
| Casts | |
| Plot Keywords | , |
Episodes List
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Horizon Season 20 :Episode 1 Sizewell Under Pressure Sizewell Under Pressure
1983-01-10Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
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Horizon Season 20 :Episode 2 The Tropical Time Machine The Tropical Time Machine
1983-01-17Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
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Horizon Season 20 :Episode 3 The Geneva Event The Geneva Event
1983-01-24Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
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Horizon Season 20 :Episode 4 How Much Can You Drink? How Much Can You Drink?
1983-02-07Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
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Horizon Season 20 :Episode 5 Talking Turtle Talking Turtle
1983-02-14Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
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Horizon Season 20 :Episode 6 What Little Girls are Made of What Little Girls are Made of
1983-02-21Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
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Horizon Season 20 :Episode 7 British Science - On the Wrong Track? British Science - On the Wrong Track?
1983-02-28Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
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Horizon Season 20 :Episode 8 The Great Plains Massacre The Great Plains Massacre
1983-03-07Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
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Horizon Season 20 :Episode 9 Hard Rock Hard Rock
1983-03-14Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
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Horizon Season 20 :Episode 10 Better Mind the Computer Better Mind the Computer
1983-03-21Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
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Horizon Season 20 :Episode 11 Madness on Trial Madness on Trial
1983-04-11Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
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Horizon Season 20 :Episode 12 Sixty Minutes to Meltdown Sixty Minutes to Meltdown
1983-04-18Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
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Horizon Season 20 :Episode 13 Killer in the Village Killer in the Village
1983-04-25Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
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Horizon Season 20 :Episode 14 The Case of ESP The Case of ESP
1983-09-26Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
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Horizon Season 20 :Episode 15 The Artificial Heart The Artificial Heart
1983-10-03Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
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Horizon Season 20 :Episode 16 Dr. Priestley and the Breath of Life Dr. Priestley and the Breath of Life
1983-10-10Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
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Horizon Season 20 :Episode 17 Professor Hawking's Universe Professor Hawking's Universe
1983-10-17Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
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Horizon Season 20 :Episode 18 The Cruel Choice The Cruel Choice
1983-10-24Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
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Horizon Season 20 :Episode 19 A Child's Guide to Languages A Child's Guide to Languages
1983-10-31Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
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Horizon Season 20 :Episode 20 China's Child China's Child
1983-11-07Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
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Horizon Season 20 :Episode 21 The Earthquake Connection The Earthquake Connection
1983-11-14Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
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Horizon Season 20 :Episode 22 Prisoner or Patient? Prisoner or Patient?
1983-11-28Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
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Horizon Season 20 :Episode 23 Cancer: The Pattern in the Genes Cancer: The Pattern in the Genes
1983-12-05Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
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Horizon Season 20 :Episode 24 The Academy The Academy
1983-12-12Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
