3rd Infiltration Tunnel 제3땅굴
Tunnel dug by the North discovered in 1978. It's 1635m long, 2m wide, and 2m tall. 30,000 soldiers could have moved through in an hour. The North claimed it was a coal mine by spraying coal dust on the walls although no traces of coal are found inside. The middle of the tunnel is sealed by several barriers of concrete and steel. No pictures of the tunnel were allowed. The museum contains items found in the tunnel, as well as wartime items for more information.
Korean DMZ3rd Infiltration Tunnel제3땅굴