Diy Photo Wall Collage . A photo collage is a great way to preserve your special moments by combining multiple photos into a single piece. Find two pieces of driftwood and whitewash them. An Easy, Quick and Super Affordable (Under 20) Wall Art Idea To Copy from www.pinterest.com First, decide where you want to display your photo collage. Watch popular content from the following creators: ( wallflower collages has a ton of adorable color palettes and themes to choose from, or you can print off your own.