Fantastical Composite Image Where the Iconic Sydney Opera House

Create a fantastical composite image where the iconic Sydney Opera House, with its dazzling white sail-like structures, seamlessly blends into the scene alongside the magnificent Eiffel Tower, whose intricate iron lattice radiates warmly at twilight. The backdrop showcases a deep indigo sky adorned with vibrant orange stars and elegant spirals of silver light expanding outward. The setting glows with luminous energy, highlighting the Opera House's mosaic-tiled surfaces and the Eiffel Tower's exquisite metal design.