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Horizon

BBC TwoDocumentary · 62 seasons

7.5TMDB

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Season 4

Questions

Where can I watch Horizon?

Horizon streams on PBS.

How many episodes are in Season 4?

Season 4 has 23 episodes.

Episode roomHorizon S4 E9

Horizon · Season 4 · Episode 9

Memory

Tuesday, May 9 · 60 min

Horizon explores the part of the human brain devoted to memory.

Episode roomOpen room

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