More of those strange crumbling wall cute-aways... Was it really necessary to show what was going on inside? And why are some people wearing colonial clothing?
I'm not going to even try to explain what this is - just read more at the inventor, Ji Soo Han's, site. Love the drawing - there is another great one at the site too.
I had always seen pictures of the hall with it mushroom columns, but I never really paid much attention to the rest of the building until I saw the above black and white image and then found the cut-away diagram bellow it.