Transcript -- Great-circle distance - a podcast by The Open University
from 2009-05-19T02:29:54
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Transcript -- Great-circle distances might be the shortest way to travel, but they are not always the easiest. We also look at how lines of latitude aren't great-circles and that permission must be acquired to fly over many countries.
Further episodes of Showing the way they went - for iPod/iPhone
Further podcasts by The Open University
Website of The Open University