The Ceiling.

It depends. If the ceilings blank you'd probably wouldn't notice much of a difference but it was painted with designs, definately a blur.

I'm far-sighted!

You'd see the ghost of Michelangelo, floating down, demanding that you get up and help him complete the ceiling frescoes.

-Nukaya

You would see a blur. I know, I've tried it on... My not-that-high ceiling.