Margy Natalie wrote:


(Envy Mode On...) Of course, in the book that they sell, the photos
are all perfect because the staff shooters had at their disposal a
closed museum and megawatts worth of flash power! (Envy Mode Off...)

Actually they don't always use a closed museum...it's easily to lose
a few thousand people in Hazy it's so big. What they do have is
lots of slaved flash. It's a little disconcerting to be walking on
the catwalks and some flash there fires off when the photographer
is halfway across the hall.