overall realism enhance textures lighting and shadows to mimic real world conditions add subtle imperfections to materials such as slight irregularities on surfaces e g faint scratches or natural grain in wood minor wear on metals ensure depth of field is accurate for a photo realistic effect sky realism enhance the sky with a natural gradient transitioning from the horizon to the zenith add soft detailed clouds with realistic light scattering and shadows adjust colors to match the lighting in the scene with accurate atmospheric effects like sun rays haze or subtle gradients near the horizon architecture