2 posts tagged with greatcircle.
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Planning for a LONG walk

Plan your trip to a far away spot on the globe. You might wish to walk in a straight line or maybe just take the shortest route (other than, perhaps, digging). Take your camera in case you pass one of these. [more inside]
posted by rongorongo on Feb 6, 2008 - 28 comments

it's just spherical geometry...

Great Circle Mapper "Never again will I sigh and stammer when presented with the question, "Why does my flight from Chicago to Hong Kong fly over goddamn Siberia?" (via Salon registration or viewing short ad required)
posted by quonsar on Mar 10, 2005 - 30 comments

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