Cheomseongdae Observatory
Overview
Cheomseongdae Observatory is an astronomical observatory located in Gyeongju, South Korea. It is the oldest existing observatory in East Asia and is one of the most popular tourist attractions in Gyeongju. The observatory was built during the reign of Queen Seondeok of the Silla Dynasty and is known for its unique circular structure. Visitors can explore the observatory and learn about its history and cultural significance.