When did Horizon Season 36 Episode 11 air?
Horizon Season 36 Episode 11 aired on November 18, 1999.
Horizon
Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Season 36 · Episode 11
Volcanoes of the Deep
Nov 18, 1999·1h
Could giant volcanic 'chimneys' on the ocean floor unlock the secret of how life began on Earth?
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How long is Horizon Season 36 Episode 11?
This episode runs for approximately 60 minutes.
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