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Horizon

BBC TwoDocumentary · 62 seasons

7.5TMDB

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Season 54

Questions

Where can I watch Horizon?

Horizon streams on PBS.

How many episodes are in Season 54?

Season 54 has 15 episodes.

Episode roomHorizon S3 E8

Horizon · Season 3 · Episode 8

Chance and Decay / Meteorite Mystery

Sunday, April 10 · 60 min

Europe's heritage of pictures, statues, and buildings is being destroyed at a frightening rate by atmospheric pollution, but an American scientist has just invented a method of preserving limestone. In 1908, a vast explosion shook the Tungus district of Siberia: was it due to the biggest meteorite ever to hit the earth, or something odder?

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