My favorite way to display art is in a thrifted frame (repainted, of course, preferably in slate grey) on top of a DIY photo mat.
Easy And Beautiful Decoupage Lamp DIY - StoneGable
Plaid Modge Podge 16 oz/Matte
DIY Photo Mat from Decoupaged Book Pages
How to Decoupage a Box
More Like Home: How To Cut Your Own Photo Mats, 59% OFF
HunkyDory Crafts The Little Book of Happy Hippo - 144 Pages 24 Images : Arts, Crafts & Sewing
DIY Repurposed Book Flower! - Designed Decor
More Like Home: How To Cut Your Own Photo Mats, 59% OFF
Librarian Chic on the Cheap - How to Make a Book Page Frame Collage - Hydrangea Hippo by Jennifer Priest