The Tian'AnMen Square is known as the spiritual heart of China. Famous for its historical events, like demonstrations on May 4th, 1999, that inspired young Chinese to fight imperialists and warlords, and build a strong independent country. The Gate of Heavenly Peace is on the square's north end. And at the center of the square is the 40m-high Monument to the People's heroes and Chairman Mao’s Mausoleum. Also, the Great Hall of the People lies on the west along with the Museum of Chinese History.