When did Horizon Season 24 Episode 13 air?
Horizon Season 24 Episode 13 aired on March 30, 1987.


Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Report on two sufferers of visual agnosia. The condition affects their ability to impose order on the visual world, even though they are not blind, but it does reveal a great deal about normal perception.
Direct answers for episode-level questions and details.
Horizon Season 24 Episode 13 aired on March 30, 1987.
This episode runs for approximately 60 minutes.
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