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The Great Siege Tunnels

  • The great siege tunnels previously known as the Upper Galleries
  • The first tunnels excavated by the British soldiers during The Great Siege of 1779-1783
  • The soldiers only had their own physical strength, crow bars, sledge hammers, and gun powder to blast their way through
  • Work commenced on May 25th 1782
  • The soldiers excavated 36 meters of tunnel in 6 weeks
  • Also exposed are the magnificent views of the runway and mainland Spain