It’s a stairwell that doesn’t take you anywhere. Except on a trip to “blow-your-mind-ville.” There was a scene with one in Inception; you might have seen it. And now here’s a “real life” one at the Rochester Institute of Technology…

Here’s the thing – don’t overthink this. It’s what you expect it is, only they did a really, really good job with it.

How do we know? Cuz they made one leeeeeettle tiiiiiiiiiiiny goof…

Kid’s hand doesn’t show up in the left side of the frame on that video. You gotta really look for it.