Create an image of a futuristic underwater city filled with vibrant, glowing art installations that harness innovative technology to sustain the ecosystem and provide a breathtaking display of aquatic wonders.

Imagine a futuristic underwater city, encapsulated in large protective bubbles. Reflecting the radiant aura of various glowing art installations, the cityscape showcases a beautiful marriage of technology and nature. The splendid art installations harness innovative technology not just for aesthetics but also to sustain the local ecosystem, offering life support to a diverse mix of aquatic life forms. The city is teeming with schools of rainbow-colored fishes, swirling around multi-storeyed buildings. Bioluminescent plants providing light in the most natural way, along with sparkling lights from the structures, create a breathtaking spectacle of vibrant colors and aquatic wonders.