More than 100 years ago acoustic mirrors along the coast of England were used to detect the sound of approaching German zeppelins.
Joe Pettet-Smith set out to photograph all the remaining structures following a conversation with his father, who told him about these large concrete structures dotted along the coastline between Brighton and Dover.
Source: The concrete blocks that once protected Britain, BBC News, 7 January 2019
Anyway I visited the mirrors to take some photos a few times around 1997 and 1998. At the time they were almost totally forgotten about and in the middle of an active gravel pit. The large 200 foot sound wall was very close to falling into the pit and disappearing forever. It was such a strange an eerie place…[More…]
Lots of good pictures are appearing on Flickr after the 18 July 2010 open day at the Denge sound mirrors (click to see Richard Fisher’s picture in full):
Feel free you add your photos to the Sound Mirrors Pool.
Dave Snowdon went on a guided walk to the sound mirrors of Lade Pit, Dungeness on 17 August 2008.
There were, apparently, 261 people who attended this walk. The largest group in the 11 years Dr. Scarth has been giving these talks.
He has some photos of the mirror and the crowds on his website.