Quoted from Crash:
I've always wondered about the missing mountain, and where the "Red West" name came from. Was it something originally part of the design but removed from final production, or a mod someone came up with?
No, it was just a mod. Here you go
As I understand it, he had some health problems and has not produced them for many years. Lots of people have tried to contact him and purchase but I haven't heard of anybody successfully doing so.