"Digital Central Axis Series: Microcosm" is the world’s first immersive digital experience product on historic urban landscape.Through high-precision real scene scanning and modeling, PCG procedural generation and other gametech, built a high-fidelity, immersive experience of the axis of the digital space, while using game planning ideas to vividly show the value of the three axis of physics, history, and thought, so that the public can maximize the experience of the rich connotation behind the axis. This is also the first time that game technology has been used to help the World Heritage application.