When did Horizon Season 21 Episode 19 air?
Horizon Season 21 Episode 19 aired on November 26, 1984.


Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Horizon examines the concept and implications of a global village in Third World countries.
Direct answers for episode-level questions and details.
Horizon Season 21 Episode 19 aired on November 26, 1984.
This episode runs for approximately 60 minutes.
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