World 🢖 Asia 🢖 South Korea
Prehistoric fortifications 🢔 Fortifications 🢔 Archaeological wonders 🢔 Categories of wonders
Wonder
Samnyeon sanseong
  In short
Ruins of an enormous mountain fortress, built in 470 – 473 AD. Measured length of the walls is 1,680 – 1880 m and they were 13 – 20 m tall.
45.8%
GPS coordinates
36.4885 N 127.7423 E
Location, address
Asia, South Korea, North Chungcheong, to the east from Boeun, Eoam-ri
Fortresses and forts
Map of the site
Travelers' Map is loading...
If you see this after your page is loaded completely, leafletJS files are missing.
If you see this after your page is loaded completely, leafletJS files are missing.