An enormous castle – fortress with some 10 km of stone walls, built several millenia ago. Major part of walls collapsed and in ruins.
| Location, GPS coordinates: | 38.0646 N 126.5853 E |
| Categories: | Castles, Fortresses and forts |
| Values: | Architecture, Visual |
| Rating: |  (2.5 / 5) |
| Where is located? | Asia, North Korea, North Hwanghae, near Kaesŏng, encircles Kwanum Temple and goes along Pakyon Falls |
