text:  Right. Now, when we tourists go there to see our favorite pieces of art, we're stepping into a building that I believe in its day was the biggest building in the world. It's a building that has been built through king after king after emperor. And when you explore it, when you drive around it, I remember you see the insignia, the initials of the various kings who ruled at the time that that wing was added. What can we learn just by driving around the building?