Create an image of a futuristic world where the interior design of every building is a mesmerizing abstract blend of geometric shapes and vibrant colors, creating a surreal and otherworldly environment for its inhabitants.

Visualize a futuristic world where every building's interior showcases a captivating abstract synergy of geometric shapes and rich, bright colors. This produces a surreal, otherworldly atmosphere that captivates the inhabitants. Picture sharp angles, fluid curves, spheres, pyramids, and other non-ordinary structures effortlessly blending with a lively color palette of neon greens, bright blues, radiant reds, and much more, altogether constructing an ethereal environment.