i just noticed a few weird horizontal artifacts at the top of the image. ; i think it's a byproduct from the noise reduction. ; need to check into that.
It's funny how the brain sometimes translates what you see into what you think you see. Until you mentioned that, I thought the arches had raised relief detail stripes in them. Erich
Hey, that's cheating! Actually, it's not a dramatic without the long corridor and row of plants. Besides, now we can see that it's not quite level. ; Erich