I'll try to do as much as possible in Blender as it works nice in Linux and its free as in Really Free
Keeping the costs down is a quite good thing for just a hobby enthusiast.
If you need a skybox with surrounding mountains or such, that will also work with the same method.
Just add your mountains or what ever to the scene and they will be baked to the skybox textures.
(This post was last modified: 04-21-2015 02:09 PM by rstralberg.)