| Gaocheng Astronomical Observatory | 
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| Simplified Chinese | 登封观星台 | 
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| Literal meaning | Gaocheng Astronomical Observatory | 
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Gaocheng Astronomical Observatory| UNESCO World Heritage Site | 
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| Official name | Historic Monuments of Dengfeng in "The Center of Heaven and Earth" | 
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| Includes | 
Taishi Que Gates, Zhongue TempleShaoshi Que GatesQimu Que GatesSongye Temple PagodaArchitectural Complex of Shaolin Temple
Huishan TempleSongyang Academy of Classical LearningObservatory
 | 
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| Criteria | Cultural: (iii)(vi) | 
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| Reference | 1305rev | 
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| Inscription | 2010 (34th Session) | 
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| Area | 825 ha (2,040 acres) | 
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| Buffer zone | 3,438.1 ha (8,496 acres) | 
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Gaocheng Astronomical Observatory, also known as the Dengfeng Observatory, is an observatory in Duke of Zhou's shrine, Gaocheng Town, near Dengfeng in Henan province, China. This site  has a long tradition of astronomical observations, from the time of the Western Zhou up to the early Yuan dynasty. There is also a gnomon used for the Da Yan calendar in 729 AD and the great observatory of the Yuan dynasty. As part of the "Dengfeng Historic Monuments of Dengfeng 'in the Center of Heaven and Earth'" the observatory was listed as a UNESCO World Heritage Site in 2010.