Title: Tong Asia tosŏngje wa Koguryŏ Changansŏng
Subjects: Fortification, City planning, Antiquities, History, Capital and capitol, Capital and capitol .
Places: Korea (North), Korea, Changansŏng (P'yŏngyang, Korea), East Asia, P'yŏngyang (Korea), P'yŏngyang
Time periods: To 1500