I thought much the same thing about The Da Vinci Code, in which (ultra-minor spoilers) the author claims that there are hidden clues in various famous works of art (obviously, mostly by Da Vinci).
A picture's worth a thousand words, and when you've written a thousand words about a picture, including them both is worth... <tap> <tap> <tap> one MILLION DOLLARS! :-)_
A picture's worth a thousand words, and when you've written a thousand words about a picture, including them both is worth... <tap> <tap> <tap> one MILLION DOLLARS! :-)_