With heightmaps and textures from 3D-Mapper.com you can easily create terrains for games in Unity (game engine). Prepare the heightmap and texture with Photoshop or the free image editing software GIMP. For the following tutorial we used GIMP.
To download the free WordPress plugin you have to be logged in and have at least 5 map credit.
To download the free Blender add-on you have to be logged in and have at least 1 map credit.