TV Horizon - 1991 Horizon - 1991 7.516/10 by 32 users Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Details Casts Posters Images Title Horizon - 1991 Alternative Titles BBC Horizon First Air Date 1964-02-04 Last Air Date 2024-07-22 Number of Episodes 1169 Number of Seasons 60 Genres Documentary, Networks BBC Two, Casts Plot Keywords , Episodes List Horizon Season 28 :Episode 1 Sudden Death Sudden Death 1991-01-07 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Horizon Season 28 :Episode 2 Keen as Mustard Keen as Mustard 1991-01-14 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Horizon Season 28 :Episode 3 Smokers Can Harm Your Health Smokers Can Harm Your Health 1991-01-21 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Horizon Season 28 :Episode 4 Coming In from the Cold Coming In from the Cold 1991-01-28 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Horizon Season 28 :Episode 5 Small Problems with the Mirror Small Problems with the Mirror 1991-02-04 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Horizon Season 28 :Episode 6 Two Weeks to Save the Earth Two Weeks to Save the Earth 1991-02-10 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Horizon Season 28 :Episode 7 California Dreaming California Dreaming 1991-02-11 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Horizon Season 28 :Episode 8 The Day the Earth Melted The Day the Earth Melted 1991-02-25 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Horizon Season 28 :Episode 9 The Curse of Karash The Curse of Karash 1991-02-25 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Horizon Season 28 :Episode 10 Playing at Noah Playing at Noah 1991-03-04 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Horizon Season 28 :Episode 11 Cashing in on Paradise Cashing in on Paradise 1991-03-11 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Horizon Season 28 :Episode 12 The Terracotta Time Machine The Terracotta Time Machine 1991-03-18 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Horizon Season 28 :Episode 13 Measuring the Roof of the World Measuring the Roof of the World 1991-03-25 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Horizon Season 28 :Episode 14 The First Americans The First Americans 1991-04-15 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Horizon Season 28 :Episode 15 Inside Chernobyl's Sarcophagus Inside Chernobyl's Sarcophagus 1991-04-22 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Horizon Season 28 :Episode 16 Colonising Cyberspace Colonising Cyberspace 1991-04-29 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Horizon Season 28 :Episode 17 Emerging Viruses Emerging Viruses 1991-05-13 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Horizon Season 28 :Episode 18 Camelford - A Bitter Aftertaste Camelford - A Bitter Aftertaste 1991-05-20 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Horizon Season 28 :Episode 19 Of Big Bangs, Stick Men and Galactic Holes Of Big Bangs, Stick Men and Galactic Holes 1991-06-03 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Horizon Season 28 :Episode 20 Food For Thought Food For Thought 1991-06-10 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Horizon Season 28 :Episode 21 The Long Road to the West The Long Road to the West 1991-06-17 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Horizon Season 28 :Episode 22 Half Hearted About Semi-Skimmed Half Hearted About Semi-Skimmed 1991-06-24 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before. Horizon Season 28 :Episode 23 T-Rex Exposed T-Rex Exposed 1991-07-01 Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.