Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
| Title | 1981 |
|---|---|
| Genres | Documentary |
| Air Date | 1981-01-05 |
| Episode Runtime | 01 Hours 00 Minutes |
| Season Number | 18 |
| Episode Count On Season 18 | 27 |
| Production Companies | Unknown |
