Chapter 10. MAPPING

You might wonder what taking a long hike out in the middle of nowhere has to do with Perl. Well, I hike for exercise. When I go on a long hike, I like to have a topographical map of where I'm going.

You can order maps from the United States Geological Survey (USGS), but they take a long time to arrive. However, the USGS has allowed its mapping data to be put online.

You can go to the site, http://terraserver.microsoft.com, and view a topographical map or an aerial photograph for any part of the United States.

This is a pretty nice service if you like the Microsoft interface and if you like getting your maps in small patches. It is possible, using about 50 to 100 clicks, to download enough patches to paste them together into ...

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