Sometimes, you read a book and it fills you with this weird evangelical zeal, and you become convinced that the shattered world will never be put back together unless and until all living humans read the book. - John Green, The Fault in Our Stars
View of one side of the hanger at the Smithsonian National Air and Space Museum Steven F. Udvar-Hazy Center. This gives you an idea of how much of a visual overload the center can be. It's amazing, and confusing, and not to be missed.