For a more simplistic design, picture windows can be the perfect option. They only have one pane, and no opening mechanism, so they provide a stunning view of the outdoors. Because they don't have moving parts or operational features, picture windows are excellent choices for energy-efficient homes. Here are some reasons to choose a picture window for your home. One of the biggest benefits is that they let in a lot of natural light, and they're also some of the most energy efficient types of windows on the market.