The Rock of Gibraltar.

The first breakthrough came more than fifty years after the war ended.

The secret chamber was dubbed the “Stay Behind Cave”.

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Operation Tracer was hatched during the darkest days of the Second World War.

The plan was to cut Great Britain off from the rest of the British Empire.

The British Intelligence recognized the threat and Operation Tracer was born.

Living Quarters/Main Room to Stay Behind/Operation Tracer Cave

Only if Germany was defeated within the first year would they be released.

Of those chosen for the suicide mission, two were doctors, three signalmen and one executive officer leader.

Construction of the chamber began in December 1941 and by early 1942, the secret complex was finished.

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There was a toilet, a radio room and a 10,000-imperial-gallons water tank.

View to Bay of Gibraltar from Western Observation Post.

By the end of the summer of 1942, a full team was in place and ready for occupation.

Partially blocked-up entrance to Stay Behind/Operation Tracer Cave

The cavern was also fully equipped.

Lieutenant-Commander Bruce Cooper died two years later, shortly after his 96th birthday.

Photo credit:defenceofgibraltar.com

Sources:Wikipedia/www.eportbic.com/Envisioning Spain’s Border

Eastern Observation Post

Cork Tile Floor for sound/heat insulation

Lord Airey’s Shelter, Upper Rock, Gibraltar

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