Hong Pak Country Trail Japanese Wartime Tunnel Entrance No. 1.jpg | Gwulo: Old Hong Kong

Hong Pak Country Trail Japanese Wartime Tunnel Entrance No. 1.jpg

Hong Pak Country Trail Japanese Wartime Tunnel Entrance No. 1.jpg
Authors: 

1st Entrance visible coming down from Hong Pak Trail. There's another 3 potential but now covered former Tunnel entrances to the left of this open one. 

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