Gaocheng Astronomical Observatory

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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.

Excerpt from the Wikipedia article “Gaocheng Astronomical Observatory”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: takwing.kwong, CC BY-SA 2.0, via Wikimedia Commons.