TSP Home Decor â€“ One of the most significant elements in your outdoor space is the water wall. It truly helps spice up your dull backyard. If you want to freshen its look, letâ€™s have a read at these magnificent backyard wall fountain ideas. 21 Backyard Wall Fountain Ideas to Wow Your Visitors Please note: You are currently browsing img bloombety foyer decorating ideas with round mirror that is 487x728px in size. This image is listed in garden decoration ideas fountain category. 21 Backyard Wall Fountain Ideas to Wow Your Visitors, 487x728 in 143.08 KB.