In addition to the huge tunnels drilled out by the military, the tunnel of Chiunglin Village, located within the National Park, stretches for several kilometers. It carefully winds its way through the village and became a life-saving fortress for the residents.
除了國軍開鑿的巨大坑道，位於國家公園內的瓊林村地下坑道長達數公里，綿密貫穿村莊，成為村民的保命堡壘。