Water features, such as fountains or cascading waterfalls, can also be considered outdoor garden kinetic sculptures. These sculptures combine the soothing sound and movement of water with artistic design. Water features can be made from various materials, including stone, metal, or even glass. They can be designed to have water flowing in different patterns and directions, creating a dynamic and ever-changing display. The sound of running water adds a sense of serenity and tranquility to your garden, while the visual movement of the water creates a captivating and mesmerizing effect.