The 2005/8 Chronicles of Narnia movies? rocky hills were shot in real world Sudety mountains on the Poland-Czechia border. That?s understandable as the rocks there are uncannily shaped and surrounded by mystery as subjects of pagan rituals in ancient times, precious stones and gold mining in the middle ages and as secret uranium mines of the Third Reich more recently.
With the Gathering Storm series of books players can enjoy putting power armour, light infantry and sophisticated technology of the Adeptus Mechanicus all in one army. You could have been enjoying the same concoction for 30 years by playing Squats. I will show you how I paint my "Honourable Guild of Plasmaniacs"