Bushygap (Northumberland, UK)
Climax (Minnesota, US)* just down the road from Fertile, MN ... the famous newspaper headline about a fatal car accident...."Fertile Woman Dies in Climax"
....ing, (Austria)
Grandpa's Knob (Rutland, Vermaont, USA
Maggie's Nipples (Wyoming, US)
and a lot more on this site
http://philbrodieband.com/jokes-jokes_town_names.htm