Horizon - Full Series Information, Trailer & IMDb Reviews
Horizon Season 20 Episode 9
Episode Title: Unknown
Genre:
Documentary
Countries:
UK,
Airing Date: March 04, 1984
Runtime:50 mins
IMDb Rating:
Watch Horizon Season 20 Episode 9 online — it may be available on legal streaming platforms such as YouTube, Netflix, Prime Video, Hulu, Disney+, and others.
Horizon: The Horizon episode is about the Carsington Aqueduct Scheme in Derbyshire, England, and the massive excavation problems encountered during construction.