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Moshi70: Lord Airey's Shelter, Upper Rock, Gibraltar
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Moshi70: Tunnel leading to Stay Behind/Operation Tracer Cave
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Moshi70: Entrance to Stay Behind/Operation Tracer Cave behind Tunnel Wall
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Moshi70: Tunnel Wall revealing entrance to Stay Behind/Operation Tracer Cave
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Moshi70: Partially blocked-up entrance to Stay Behind/Operation Tracer Cave
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Moshi70: Left-over WW II cement tin to have been used to seal cave from the inside
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Moshi70: Bricks for sealing cave from the inside
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Moshi70: Living Quarters/Main Room to Stay Behind/Operation Tracer Cave
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Moshi70: Cork Tile Floor for sound/heat insulation
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Moshi70: Living Quarters/Main Room to Stay Behind/Operation Tracer Cave
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Moshi70: 45,000 Litre Water Tank adjacent to Living Quarters and Basin
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Moshi70: "D Woods 1941" signature by Dennis Woods/Plasterer
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Moshi70: Living Quarters/Main Room to Stay Behind/Operation Tracer Cave
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Moshi70: Steps leading to Eastern Observation Post
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Moshi70: Housing tube for covert Radio Transmitter Aerial
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Moshi70: Steps leading to Western Observation Post
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Moshi70: Eastern Observation Post
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Moshi70: View to Mediterranean Sea from Eastern Observation Post
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Moshi70: Steps from Eastern Observation Post with Ventilation Shaft and Radio Aerial Housing on the sides
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Moshi70: Tunnel leading to Western Observation Post
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Moshi70: Steps leading to Western Observation Post
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Moshi70: Eastern Observation Post
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Moshi70: View to Bay of Gibraltar from Western Observation Post (2 cm wide)
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Moshi70: View to the Bay of Gibraltar from Lord Airey's