Google SketchUp: 3D modeling software - make it easy for yourself to build a villa

Google Sketchup is a free and powerful drawing tool that Google acquired in March of last year. One of its main features is that it is easy to get started, and even if you have no drawing experience, you can quickly get fun with it. Of course, if you want to learn more about Google Sketchup, in addition to doing the hard work yourself, it is also a good idea to watch some video tutorials made by experts.

http://www.gseeker.com/50226711/google_sketchupcgoogle_earthee_58861.php

That's the tutorial