I'm on a roll now, what about these: http://blog.bibrik.com/archives/2005/09/
From Rude Britain, a book by Rob Bailey and Ed Hurst, here's what they consider the top 10 rudest place names in Britain. The authors have listed 100 real places, taken photos of the the place signs and done some research into the origins of the name - whilst maintaining a well-honed sense of humour.
10 Slag Lane - a street in Haydock Merseyside
9 Shitterton - a hamlet in Dorset
8 Back Passage - an alley in City of London
7 Fingringhoe - a village in Essex
6 Muff - a village in County Derry
5 Sandy Balls - in Hampshire
4 Twatt - a village in Orkney
3 Bell End - a street in Rowley Regis, W Mids
2 Minge Lane -a street in Upton upon Severn, Worcs,
1 *advertiser censored* - a village in Cornwall