Well, let's look at these pics again. Granted, TRG's picture was taken in the dark and the background isn't well lit.
Here's one pic of the Tomb in the daylight:
And here's TRG's pic again:
I'm satisfied that TRG did EXACTLY what he said he did and that he's depicted in ACUs.
Furthermore, you didn't answer my question. If it isn't the Tomb of the Unknowns, then what is it?
You, sir, are administered a Bitch Slap. And, an apology might be in order.
Have a good Army day!