Qingtian HallThe Qingtian Hall is a hall in Jinhu Township, Kinmen County, Taiwan.HistoryThe hall was originally constructed in 1962 after the Second Taiwan Strait Crisis in 1958 as a place for the stations and posts of the Republic of China Armed Forces and medical shelter. The hall was created by using dynamite.GeologyThe hall is located at the hillside of Mount Taiwu.ArchitectureThe hall spans over 50 meters long, 18 meters wide and 11 meters high. The hall is connected with other tunnels.