Britain's Maunsell Sea Forts [wiki] were built during WWII as part of the coastal defense system. They were decommissioned in the 1950's, but many of them remain in use for non-military purposes (this is arguably the most famous). Some great photos here. [previously on metafilter]
posted on Apr 25, 2008 - View this thread

ukgraves.info has thousands of photographs of cemeteries and gravestones all over the UK, from City of London to the Kirk of Lammermuir, and random points in between.
posted on Nov 14, 2007 - View this thread

Teddy Girls
posted on Feb 7, 2006 - View this thread

Circlemakers. 'Home of England's crop circle makers.' Circle stories, images etc.
posted on Dec 26, 2003 - View this thread

Staffordshire Past Track. History and images of an English Midlands county : old photographs and online exhibitions on historic churches, celebrations, birth, death, serial killers and mining (and the 1984-85 strike).
Related sites :- the Museums of the Potteries, the area around Stoke-on-Trent which played a major role in the Industrial Revolution; thepotteries.org, including postcards and photographs; In Search of Agenoria, black and white photographs of the post-industrial Black Country landscape; A Miner's Son- more mining history in the Midlands (with more on the 1984-85 strike, possibly the most divisive political event in recent British history); save Bethesda Chapel, a historic Methodist chapel in Stoke; panoramic views and history of Lichfield Cathedral and other Staffordshire places.
posted on Aug 25, 2003 - View this thread