Imagine a mesmerizing scene: a vast universe encapsulated within a crystalline glassbowl, each layer revealing a different world teeming with life and mystery. The outermost layer glows with vibrant nebulas and swirling galaxies, their colors brilliantly merging in epic, hyper-realistic detail made possible by Unreal Engine 5.2's unmatched capabilities. Inside this cosmic shell, another world emerges, a lush, fantastical landscape filled with towering luminescent trees and cascading waterfalls that defy gravity, their waters shimmering in 8K quality with ethereal clarity. At the core, a microcosm of bustling cityscapes thrives, where futuristic architecture meets ancient ruins, all pulsating with the energy of a hidden civilization. The interplay of light and shadow across each layer creates a breathtaking spectacle of worlds within worlds, all suspended in the delicate transparency of a glassbowl, inviting endless exploration and wonder.