Cheomseongdae Observatory

TravelInwang-dong, Gyeongju

Cheomseongdae Observatory첨성대

A bottle-shaped Silla stone tower about 9 m tall, believed to date from Queen Seondeok's reign and used to watch the sky; free and open into the evening.

Checked Oct 18, 2026

At a glance

Good to know now

Park on the street by Cheonmachong or around Gyochon Hanok Village, or use the free temporary lot at Jjoksaem (enter via Wonhwa-ro 181beon-gil). Tourist information: Singyeongju Station center, 054-771-1336.

Hours

Summer 09:00–22:00; winter 09:00–21:00.

Closed

Open all year.

Admission

Free.

Booking

Tours that include Cheomseongdae are sold on KKday (from Daegu), GetYourGuide (a private night taxi tour in Gyeongju and a tour from Busan) and Klook (from Busan).

Cheomseongdae is thought to have been built in the reign of Queen Seondeok, Silla's 27th ruler, and is one of Gyeongju's signature landmarks. On a square base rises a bottle-shaped body of 27 courses of curved stones, capped by a frame of long stones in the shape of the character 井; the whole stands about 9 m high. A window faces southeast: below it the tower is filled with rubble, above it hollow to the top, and observers probably climbed a ladder to the window and then went up inside. Its numbers are read as symbols, with about 365 stones for the days of the year and 27 courses for the 27th ruler, Queen Seondeok.

Book ahead

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Places to stay nearby

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Hanok stay

Nadul Hanok

Right next to Cheomseongdae Observatory

About 200 m away

See it on Expedia

Guesthouse

Doran Doran Guesthouse

North of Cheomseongdae Observatory

About 200 m away

See it on Expedia

Hanok stay

Wiyeonjae Hanok Stay

North of Cheomseongdae Observatory

About 200 m away

See it on Expedia

Map

Numbers match the list. Map data © OpenStreetMap contributors.

KakaoMapNaver MapGoogle Maps

Tips

  • Cheomseongdae sits between Daereungwon (about 700 m northwest) and Donggung Palace and Wolji Pond (about 900 m east), so the three make an easy walk, ideally ending at the pond after dark.
  • The fields around it are planted with flowers that change with the seasons.

Nearby

Facts and main photo: Korea Tourism Organization (TourAPI). The photo is used under KOGL Type 1 (Korea Open Government License, attribution). KOGL

Sources (6)

Korea Tourism Organization (TourAPI)Gyeongju City tourism (official)KKdayGetYourGuide (1)KlookGetYourGuide (2)

Checked Oct 18, 2026

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