Safety (standing water can be dangerous for small children) Easy to construct Virtually maintenance free Great for those who travel Can be activated by the flip of a switch Can fit into any size yard Energy efficient As the world becomes more stressful and hectic, people are looking for a peaceful retreat in their own backyard. Whether you want to drown out traffic noise, or liven up a dead area of your yard, or just simply relax at the end of a long day, a disappearing waterfall is the answer!