Tian'anmen Square located in the heart of Beijing which is the main courtyard in front of the Forbidden City and is the largest city centre square at present in the world. The Square sits on 440 thousand square meters of the land. The important conferences are always held here. Tian'anmen Grate Tower lies to the north of the square. The People's Heroes Monument stands in the centre, the People's Great Wall, the Chinese Revolution Museum and the Chinese History Museum stand far part facing each other in the east and west of the square. The Chairman Mao Memorial Hall and Zheng Yang Men Grate Tower stand the south of the square. Nowadays, there are thousands of people visit here every day.