

Documentary
The Best Episodes of Horizon Season 22
Every episode of Horizon Season 22 ranked from best to worst. Discover the Best Episodes of Horizon Season 22!

Documentary
The Best Episodes of Horizon Season 22
Every episode of Horizon Season 22 ranked from best to worst. Discover the Best Episodes of Horizon Season 22!
Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Seasons60
Season 22 Ratings Summary
"Colourful Notions" is the best rated episode of "Horizon" season 22. It scored /10 based on 0 votes. Directed by Unknown and written by Unknown, it aired on 1/7/1985. This episode is rated 0.0 points higher than the second-best, "A World of Their Own".