Horizon - Seasons 28

Episode : 1

Sudden Death

1991-01-07

Episode : 2

Keen as Mustard

1991-01-14

Episode : 3

Smokers Can Harm Your Health

1991-01-21

Episode : 4

Coming In from the Cold

1991-01-28

Episode : 5

Small Problems with the Mirror

1991-02-04

Episode : 6

Two Weeks to Save the Earth

1991-02-10

Episode : 7

California Dreaming

1991-02-11

Episode : 8

The Day the Earth Melted

1991-02-25

Episode : 9

The Curse of Karash

1991-02-25

Episode : 10

Playing at Noah

1991-03-04

Episode : 11

Cashing in on Paradise

1991-03-11

Episode : 12

The Terracotta Time Machine

1991-03-18

Episode : 13

Measuring the Roof of the World

1991-03-25

Episode : 14

The First Americans

1991-04-15

Episode : 15

Inside Chernobyl's Sarcophagus

1991-04-22

Episode : 16

Colonising Cyberspace

1991-04-29

Episode : 17

Emerging Viruses

1991-05-13

Episode : 18

Camelford - A Bitter Aftertaste

1991-05-20

Episode : 19

Of Big Bangs, Stick Men and Galactic Holes

1991-06-03

Episode : 20

Food For Thought

1991-06-10

Episode : 21

The Long Road to the West

1991-06-17

Episode : 22

Half Hearted About Semi-Skimmed

1991-06-24

Episode : 23

T-Rex Exposed

1991-07-01