Among the best known religious sites in the city is the Temple of Heaven (''Tiantan''), located in southeastern Beijing, also a UNESCO World Heritage Site, where emperors of the Ming and Qing dynasties made visits for annual ceremonies of prayers to Heaven for good harvest. In the north of the city is the Temple of Earth (''Ditan''), while the Temple of the Sun (''Ritan'') and the Temple of the Moon (''Yuetan'') lie in the eastern and western urban areas respectively. Other well-known temple sites include the Dongyue Temple, Tanzhe Temple, Miaoying Temple, White Cloud Temple, Yonghe Temple, Fayuan Temple, Wanshou Temple and Big Bell Temple. The city also has its own Confucius Temple, and a Guozijian or Imperial Academy. The Cathedral of the Immaculate Conception, built in 1605, is the oldest Catholic church in Beijing. The Niujie Mosque is the oldest mosque in Beijing, with a history stretching back over a thousand years.