Metal sculptures in indoor concert halls and theaters play a subtle yet significant role in shaping acoustics. Their reflective surfaces interact with sound waves, altering how audio travels through the space. Unlike softer materials, metal can enhance high-frequency clarity by reflecting sound sharply, while intricate designs may diffuse mid-range tones for a balanced auditory experience. However, excessive metal elements risk creating harsh reverberations or unwanted echoes. Architects often strategically place sculptures to complement acoustic panels, using their forms to direct sound toward audiences or break up standing waves. The sculptures' composition—whether bronze, steel, or aluminum—also affects resonance properties. When properly integrated, these artistic installations become functional components of acoustic engineering, merging aesthetics with physics to create immersive listening environments. Modern venues increasingly experiment with parametric-designed metal sculptures that serve dual purposes as sound diffusers and visual centerpieces.