Dream Stairs, photo by Harold Davis. View this image larger.

“Dream Stairs” takes Stair after Escher to further (and possibly psychotic) places. As someone on Flickr said, “This is messing with my head!”

There’s also an issue of leaving well enough alone.

I think it fair at this point that I show the photographs that the Photoshopped “Dream Stairs”, Stair after Escher, and Endless Stair come from. “Dream Stairs” and Stair after Escher originate in this 10.5mm digital fisheye:

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By the way, Julian tells me that he was really worried I would drop my lens as I changed from fisheye to normal wide angle for the shot that is the origin of Endless Stair:

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