My big idea was to create a building under construction, based on some of my New York City photos, especially of the building on the left.
To capture the sense of looking directly inside rooms, I drafted a foundation paper piecing patterns. It's constructed in strips. Here are the top portions of two of the strips.And here's what it looked like, all sewn up. It didn't give as much of a sense of space as I'd hoped.
Here's what the "pinch" command produced:"Polar coordinates":