Flippin'A

[MTPorcupine3]

And then there's Fucking Austria.

http://www.snopes.com/photos/signs/austria.asp

Note the comment at the end about the sign below the town name: "Bitte—nicht so schnell!" They caught the comical double entendre 'not so fast', but not this one: The word bitte, also spelt bite, happens to be a vulgar slang term for penis—as in cock or prick—in French.