Underground Plaza Sunken Courtyard Design Plan

Quick answer：

The design plan of an underground plaza sunken courtyard involves creating a courtyard that is situated below ground level within an underground structure. It typically requires careful planning to ensure structural integrity, adequate lighting, and ventilation. The design may include factors such as the layout of the courtyard, integration with surrounding spaces, lighting strategies to compensate for the lack of natural light, and sustainable design elements to enhance energy efficiency.