I like the art on the side wall here.
I like the general, serene feel of this room and the triptych over the bed.:
Opal Design Group
I think my first home was this size:
Did you notice the last 2 pictures have trays on the bed? When was the last time you had a try of food in your bed after it was made? Never?
This isn't a bedroom but I like the photo collage and the mix of frames and might do something like this for the big blank wall I have (and you know I love the woodwork but I don't have the motivation to do that again!):
I love the calmness to this room (and this was the picture I used for my own IKEA rast hack):