Ryumon-san, Ryumon-zan, Ryūmon-san, Ryūmon-zan, Yongmun-san, long men shan, yongmunsan, 龍門山, 용문산
Yongmun-san - mountain located in South Korea, Asia. Within mountain range T'aeback-Sanmaek (nn).
Elevation - 1 157 m (3,796 ft). Coordinates - Latitude: 37.5618, Longitude: 127.5484.