1 Sæson
31 Episode
History Specials - Season 1 Episode 164 Afsnit 164 (2013)
As we look at the world around us, we think we're seeing things as they really are. But in fact, our human senses can only perceive less than 1% of what's actually there. The rest is invisible. Every day, unseen rays and waves bombard us.
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- Genre : Documentary
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