Nicked from 
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I think this is pretty darn interesting.  At The Map Room---a blog all about, well, maps and related topics---there is an article about “a non-profit, hobbyists’ project devoted to mapping Middle-earth as a fully georeferenced digital elevation model and topographic map...".  Article here:  http://www.mcwetboy.net/maproom/2006/05/ ( Read more... )