2019: small opening at tunnel end_PB 022
2019: Entrance to Japanese Tunnel_PB 022
2019: Pillbox 022 side_Sha Shek Tan
2019: passageway to the erntrance_PB 022
2019: Junction of Japanese Tunnel_PB 022
2019: Japanese tunnel adjacent to PB022
2019: Sha Shek Tan_Stanley Bay
2019: tunnel to the left_PB 022
2019: Pillbox 022 front_Sha Shek Tan