Giant Floating Creature from Forgotten Objects

Build a giant floating creature from something that has been forgotten. Replace [FORGOTTEN OBJECT] with an object from another time. Prompt: enormous mechanical jellyfish constructed entirely from hundreds of interconnected [FORGOTTEN OBJECT] floating through an abandoned opera house, wide translucent bell assembled from concentric mechanical frames, long articulated tentacles built from connected parts of the chosen objects, hovering above rows of faded red velvet seats, one adult stage technician standing below for scale, warm internal illumination reflected across cracked mirrors and dusty balconies, unmistakable jellyfish silhouette, physically connected components, dark teal ambient shadows, cinematic wide-angle photography, intricate construction, elegant surreal atmosphere --v 8.2 --ar 5:4