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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 E1

Horizon · Season 4 · Episode 1

Sons of Cain

Tuesday, January 17 · 60 min

Horizon probes into whether aggressiveness is our birthright and can society live without violence?

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