I love refections in windows and flowers in window sills. This photo has both.
Underside of a roof.
I like when the underside is painted with an image or design.
Very old sign with Helvetia written on it. There is the faint image of a sewing machine above the lettering but it is almost impossible to see even standing right in front of it. Click image to see it larger.
Scattered rose petals near the train tracks.