Greg Petchkovsky has created an instructable demonstrating how to blend 3D prints with real world objects.
By combining 3d scanning, 3d digital modelling, and 3d printing, it is possible to create amazing and surprising effects, objects that can seamlessly blend between reality and imagination. In this tutorial, I describe the process of making a full colour 3d printed object that seamlessly fits on to a real sandstone wall, producing the illusion that the wall is built from pieces of lego. But the techniques described have a more general usefulness, almost limitless potential, and are easier and less expensive than you might think!
Read more HERE