Black Friday: lifetime access is on a special offer in the app, until November 30. Black Friday: special offer on lifetime access, until November 30. Download
성문탑은 중세 성의 방어 구조물 중 하나입니다.Seongmun-tap-eun jungse seong-ui bang-eo gujo-mul jung hanabnida.The barbican is one of the defensive structures of a medieval castle.