Via Starwars.com:
LEARN HOW REVENGE OF THE SITH’S MASSIVE WOOKIEE ARMY WASN’T AS BIG AS IT SEEMED AND MUCH MORE!
When you have strong feelings about a fictional universe and find yourself longing for more stories, go behind the scenes. Seeking out production interviews, featurettes, and other making-of material will scratch your itch and educate you about the countless details and decisions that go into making a “fake” world come alive. You can turn to dozens and dozens of sources that look at life on the other side of the camera for Star Wars films. These are just some of the facts you can learn about the making of the prequel trilogy.
1. Furniture Mileage
Interiors for the Theed Palace on Naboo were shot in Caserta, Italy. When it was time to return to the elegant locale in Attack of the Clones, they were able to redress the the set to match items seen in The Phantom Menace because the palace furniture was stored at Skywalker Ranch. The items were first shipped from California to Australia for inspection. Then, they went from Australia to Italy. That’s some incredibly well-traveled furniture. [Source: Mythmaking: Behind the Scenes of Attack of the Clones]
2. Threatening Lava
Nothing about Mustafar was welcoming. At all. Introduced in Revenge of the Sith, the volcanic and hostile planet came with a unique look and frightening sounds. David Acord, assistant sound editor on that film, said the sound the lava pops made were actually shotguns. [Source: The Sounds of Star Wars]
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