Gallery Wall - no having to drill holes in the wall, easy to move frames around.
wood pelmet - Google Search
DIY Wood Valance - An Easy & Inexpensive Window Treatment! - Sypsie Designs
Crown molding cornice board. Love it but would have to have them built.
Cornice box how-to. I need this shape in living room for arched windows, to hide the blinds up over them!
DIY pelmet/cornice boxes
Floating Shelf with Built-in Roll Holder
Tin cornice Tin Valance Vintage Window Valance by TheVintageCornice on Etsy https://www.etsy.com/listing/255476471/tin-cornice-tin-valance-vintage-window
Window Cornices made of FoamCore - tutorial