The Forbidden City generally refers to the Forbidden City in Beijing. It is the imperial palace of China in Ming and Qing Dynasties, formerly known as the Forbidden City, and is located in the center of Beijing's central axis. The Forbidden City in Beijing is centered on three halls, covering an area of about 720,000 square meters, with a construction area of about10.5 million square meters. There are more than 70 palaces and 9000 houses. The Forbidden City in Beijing is one of the largest and best-preserved ancient wooden structures in the world. It is a national AAAAA tourist attraction. 196 1 was listed as the first batch of national key cultural relics protection units, and 1987 was listed as a world cultural heritage.