Architectural visualization involves creatingrealistic digital representations of architectural designs and spaces using Unreal Engine. This process is essential for architects, designers, and real estate professionals to visualize concepts, communicate ideas, and showcase projects in a compelling and immersive manner. Unreal Engine's advanced rendering capabilities, lighting effects, and VR integration enable stakeholders to explore virtual environments, interact with design elements, and experience spatial layouts before construction begins. Architectural visualization tools in Unreal Engine, such as Datasmith for CAD data import and real-time ray tracing for accurate lighting simulations, enhance the accuracy and visual fidelity of architectural presentations and walkthroughs.