When did Secret Knowledge Season 1 Episode 20 air?
Secret Knowledge Season 1 Episode 20 aired on September 20, 2015.
Secret Knowledge
In a series of authored films, some of our most engaging experts reveal their favourite hidden objects, forgotten places and artistic passions.
Season 1 · Episode 20
The Art of the Impossible: MC Escher and Me
Sep 20, 2015·30m
Sir Roger Penrose takes a personal journey through artist MC Escher's work, marvelling at his intuitive brilliance and the light it still sheds on complex mathematical concepts.
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Direct answers for episode-level questions and details.
How long is Secret Knowledge Season 1 Episode 20?
This episode runs for approximately 30 minutes.
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