Originally Posted by
visibility3miles
I don’t know if it is still true, but post 9/11 NASA required that foreign nationals have their passport on hand before they were allowed on the premises, so make sure you have it with you.
Years ago, I enjoyed a great tour of the Boeing manufacturing plant in Everett, Washington, but they seemed to have stopped that when Covid hit.
https://www.boeing.com/company/tours/
Interesting yes, but hardly worth the time and cost, though I have taken visiting guests there several times.
Boeing makes airplanes in very large assembly buildings with a very complex assembly line. Good for them.