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July 5, 2026

Ancient Korean star observatory reveals sophisticated astronomy

Kaesong Cheomseongdae, a 247cm-tall stone structure in North Korea, was built during the Goryeo Kingdom to observe stars and celestial events. The monument features four main granite pillars with intricate lintels supporting a wooden observation platform on top. It's now part of UNESCO's Historic Monuments and Sites of Kaesong, showcasing Korea's advanced astronomical knowledge centuries ago.
Why It Matters
Understanding Korea's rich cultural heritage, including scientific achievements, helps expats appreciate the country's long history of innovation and intellectual tradition beyond modern tech.
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