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For this tutorial lesson, you need to download the STEP STL model file containing the CAD models of the buildings. The file is called "AnnArborDowntown.STL" and features a simplified model of part of the University of Michigan's Central Campus in downtown Ann Arbor, MI. To download the file [http://www.emagtech.com/downloads/ProjectRepo/AnnArborDowntown.zip click here].
== Constructing the Downtown Ann Arbor Scene ==
