urban city 3d model

Create a massive hyper-realistic AAA-quality open-world metropolitan city named “VANTARA CITY”. IMPORTANT: This is NOT a concept-art city, NOT a flat procedural map, NOT a low-poly city, and NOT a collection of repeated building meshes. Create an actual production-quality 3D city environment designed for real-time exploration in a modern game engine. TARGET: Ultra-realistic visuals + extremely optimized 3D geometry + believable real-world urban planning + enormous explorable world. The city must look like a combination of a real modern international metropolis and a premium AAA open-world game. ======================================================== 1. WORLD SCALE ======================================================== Create a huge interconnected metropolitan environment. The city should contain: - dense downtown - financial district - historic district - modern residential district - wealthy residential district - normal residential neighborhoods - suburban neighborhoods -