This Is How 'Star Wars' Filmmakers Created Elaborate Scenes Before CGI
This is pretty awesome. Back in the day, before CGI and green screen ran the movie business, you had to do things a little more old fashion. You had to literally PAINT the backgrounds of your movie world with incredibly detail-oriented techniques, and film them in such a way that they would be seen like a realistic and life-like backdrop. Here's a look at some of the paintings for Empire Strikes Back and Return Of The Jedi by Ralph Mcquarrie, Michale Pangrazio, and Chris Evans.