It was actually a client that told me about Wall Murals.  This one came in 4 strips and was a Peel and Stick.  The trick is to match the leaves or whatever details, pencil mark the edges, peel from the top, wipe with a hand towel as you go to remove air bubbles.  This is a two person job if your wall mural is 145″ x 100″

And this makes Images like this Photograph by Perry Gallagher possible