Introduction to the bunker ruins: A bunker was built outside each of the north and south gates of Shizhai. The indoor stone wall has "convex" shaped gun holes cut out, which can be used for both observation and shooting.
Introduction to the bunker ruins: A bunker was built outside each of the north and south gates of Shizhai. The indoor stone wall has "convex" shaped gun holes cut out, which can be used for both observation and shooting.