Cheomseongdae (Chomsongdae) is a 7th-century CE observatory tower located in Gyeongju, the capital of the Silla Kingdom of ancient Korea. It is the oldest surviving astronomical observatory in East Asia and is listed as no. 31 on the official list of National Treasures of Korea.
More about: Cheomseongdae7 days left
Server Costs Fundraiser 2024
Help our mission to provide free history education to the world! Please donate and contribute to covering our server costs in 2024. With your support, millions of people learn about history entirely for free every month.
$12729 / $18000
Definition
Timeline
-
57 BCE - 918 CEThe Silla Kingdom rules in Korea, first as one of the Three Kingdoms and then alone from 668 CE.
-
632 CE - 647 CEReign of Silla queen Seondeok in south-eastern Korea.