A BYU question.

What is missing from the following photos? (not the question...see below)

(The last photo is reminiscent of the phrase, "Arbeit macht frei", BTW)

(Alternately, "Abandon all hope, ye who enter here")

 Where's the question mark?

I created a "Piece of Flair" on Facebook some years ago, answering my inner need to see those 2 symbols together:

As one can plainly see, this hasn't been too popular.

However, this one has had more success.