Beijing Olympic Park is located in Chaoyang District, Beijing, at the northern end of the central axis of Beijing. It extends to the south bank of Qinghe River in the north, Beitucheng Road in the south, Anli Road and Beichen East Road in the east, and Lincui Road and Beichen West Road in the west. The Olympic Park covers a total area of 11.59 square kilometers and is divided into three areas. The northern part is the forest park, covering an area of 6.8 square kilometers; the central part is the main venues and supporting facilities, covering an area of 3.15 square kilometers; the southern part is the built venue area and reserved land, covering an area of 1.64 square kilometers. The Olympic Park is an extension of the traditional central axis of the city, implying the continuation of China's thousand-year history and culture. It embodies the three major concepts of "technology, green, and humanities". It is a new urban area that integrates multiple functions such as office, business, hotel, culture, sports, conference, and residence. The area has a complete energy base and a well-connected transportation network. The Olympic Park presents a unique cultural landscape to audiences around the world, including a dragon-shaped water system running through the north and south, a dazzling array of sculptures, various carefully designed floral patterns, landscape lamp posts, etc. The sunken garden, located 9 meters underground, combines traditional Chinese elements such as courtyards and city gates with modern architecture to create a space-time artistic conception of the blending of ancient and modern times. The Olympic Park has the best of the best: Asia's largest urban artificial water system, Asia's largest urban green landscape, the world's most open pedestrian square, Asia's longest underground traffic corridor, and the park also has the largest celebration square. The Olympic Park focuses on the long-term development of the city and the needs of citizens' material and cultural life, making it a public activity center for citizens that relies on the Asian Games venues and various supporting facilities, integrates sports competitions, conferences and exhibitions, cultural entertainment and leisure shopping, and has open space, green space, beautiful environment, and can provide multi-functional services. The Olympic Park is the heart of Beijing's 2008 Olympic Games, accommodating 44% of the Olympic venues and most of the facilities serving the Olympic Games. These venues and facilities include: 10 competition venues, 15 events; the Olympic Village covering an area of 80 hectares, which can accommodate 16,000 athletes, coaches and their entourage. In this 12 square kilometer area, during the 2008 Olympic Games, there were 10 Olympic competition venues, including the Bird's Nest, the Water Cube, the National Stadium, the National Convention Center Fencing Hall, the Olympic Sports Center Stadium, the Olympic Sports Center Gymnasium, the Yingdong Swimming Pool, the Olympic Park Archery Range, the Olympic Park Tennis Court, and the Olympic Park Hockey Field. In addition, there are 7 non-competition venues, including the Olympic Main Press Center (MPC), the International Broadcasting Center (IBC), the Olympic Reception Center, and the Olympic Village (Paralympic Village). Tree arrays, waterfalls, and fountains form a beautiful Chinese painting. The open external space, hollow tile walls, reflecting pools, and standing tile paving inject new expressions into the traditional space. The drum wall, bell tower, panpipe, harp curtain, and green bamboo benches form a beautiful plot of oriental ritual music. The 7 courtyards with unique Chinese characteristics in the Olympic Park Sunken Garden perfectly interpret the "Open Forbidden City". The sunken garden is located 9 meters underground in the center of the Olympic Park. On both sides are the entrances and exits of large shopping malls and subways. The 700-meter-long space is connected by 7 courtyards. From south to north, they are the Imperial Palace Gate, the Ancient Wood Flower Hall, the Liyue Gate, the Crossing Yingzhou, the Harmonious Courtyard, and the Watermark Sky. The 7 courtyards are highlighted by Chinese elements, fully demonstrating the cultural heritage of Chinese history and modernity.