Jun 17, 2011
Jul 18, 2014
In the preview images which show relief or a bump or normal map.
The ONLY map this model contains is a diffuse jpg file, so it won't look nearly as good as the preview images which also have specular maps and other bells and whistles.
There are tools out there to convert diffuse maps to other maps, but if you're looking a good planet earth fast, you won't get it from this asset without more time and work.