Layout diagram of sunken courtyard

Quick answer：

The layout diagram of a sunken courtyard shows the architectural design and spatial arrangement of a courtyard that is below ground level. It typically includes details such as floor plans, elevations, and perspectives, highlighting the unique features of the sunken design, such as stepped terraces, water elements, and green spaces. This type of courtyard is commonly found in traditional Chinese architecture and is valued for its privacy and connection to nature.