Dwinggul-donggul
410 Cheonbyeonjwa-ro, Nam-gu, Jeonnam-Gwangju Tonghap Special City (Sa-dong)
Dwinggul Cave is an underground air-raid shelter built during the Japanese colonial era, said to have been used as a weapons and gunpowder depot. In the 1940s, Japan built the shelter beneath Sajik P…