My parents live in an old house that is over 100 years old. Gradually over the last few years they've been replacing some of the old windows. The last time I was there they had just replaced this old window.
I removed any hardware and sanded it down.
First I painted it brown for a base, then a burgundy wine color over the top.
I lightly sanded and distressed the window so you could see the brown or wood underneath the burgundy color. I cleaned up the hardware that I wanted back on and replaced it. I also add some hangers to the back so I could put it on the wall.
Tie on hooks with twine, add photos and voila! - it's done.
Some of my inspirations: