Wow! Making planes in the world's biggest building

I think a disclaimer needs to be added to any article related to the Boeing tour, that the normal tours have very high restriction from movement ability to no camera's allowed. Yes on the odd specialised tours they may be lifted, where possible. This will at least match expectation with experience.

Test only

At 98 acres this is a mere 4 million sf plant. Elon Musk is proposing a 10 million sf plant - 230 acres - just to make batteries - perhaps including some Dreamliner batteries. The scale of both boggles the mind.