Acoustic Mirrors of Dungeness

I had a mysterious and adventurous Saturday with David Morris of Design Exchange Magazine searching for the acoustic mirrors of Dungeness.  I had heard the story of these three concrete “listening ears” from my big brother Tim, who told me they were early warning acoustic mirrors built along the British coast during the 1st World War.  David and I spent hours stalking through the rugged countryside in search of them.  We scaled barbed wire fences and ducked into the prickly scrub every time a light aircraft sped overhead – only to discover that these iconic listening lobes were made impenetrable by a ring of water.  Nearly ready to give up and go home, we clambered over the wall of a local caravan site and found a clearing that lead us directly to the acoustic mirrors, blocked by a small body of water that could be crossed via a tantalising swinging bridge.  Our last trial was to find a way to unlock the swinging bridge and cross the stream.  David heroically found the latch that released the bridge and we made it through to whisper into the listening ears before dark…