The Secret Garden is located inside the Ch'angdokkung Palace, just east of Kyongbokkung Palace.
The garden is 78 acres of superb landscape with pavilions, ponds, and wooded areas.
The closest subway station is the Anguk Station, located on the Number 3 (Orange) Line.
The palace itself is nice to see, but the garden is much more pleasant.
Tke part of a tour or just wander the grounds on your own.
Daily guided tours of the garden are available in English, which are
scheduled Tuesday-Friday at 11:30 a.m., 1:30 p.m., and 3:30 p.m.