An indoor water fountain is one of the most beautiful and versatile additions that you can make to your homeā¦.Perfect for those that want to make a statement in their home that is outstanding, dramatic, and unique beyond compare. The variety of styles that are available online is truly astonishing. Indoor water wall features come in all shapes, sizes, and price ranges. Whether you live in a cozy cottage or an elaborate Manhattan penthouse, you are sure to find an indoor fountain that fits in perfectly with your decor.