When did Horizon Season 27 Episode 1 air?
Horizon Season 27 Episode 1 aired on January 8, 1990.


Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
After the Exxon Valdez oil spill in 1989, Horizon looks at tanker design and the technology used for dealing with major oil slicks.
Direct answers for episode-level questions and details.
Horizon Season 27 Episode 1 aired on January 8, 1990.
This episode runs for approximately 60 minutes.
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