When did Horizon Season 28 Episode 13 air?
Horizon Season 28 Episode 13 aired on March 25, 1991.
Horizon
Horizon tells amazing science stories, unravels mysteries and reveals worlds you've never seen before.
Season 28 · Episode 13
Measuring the Roof of the World
Mar 25, 1991·1h
Horizon examines the problems and cartography involved in mapping mountains such as Mount Everest. They follow the history of of mapping from those surveys conducted by mountaineering expeditions and early explorers, to modern mapping techniques using planes and satellites. Horizon also considers the startling news that K2 may actually be the world's tallest mountain according to recent satellite calculations.
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How long is Horizon Season 28 Episode 13?
This episode runs for approximately 60 minutes.
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