A tried and true method. Cut scrap paper to the size of the frame and mark the nail location on the paper. Using painters tape, move the paper templates around the wall until satisfied. Then hammer the nail through the marks. Remove the paper template and hang!
Wall display inspiration
#Frame Gallery #Collages that will make any room (that's any shape or size) look Great. Perfect for #family #photos, #art #prints, #travel photos or everything combined. Each #gallery will work great on a Dark or Light wall and for the bright #colorful walls try using all black and white photos, it will bring out the contrast in both the photos and the wall.
40 photographies d’idées déco pour des murs de cadres | Designiz - Blog décoration intérieure, design & architecture