Which Australian locality is 110 km north form the city affectionally named "The City"?
Kangaroo Head, South Australia: Kangaroo Head is a locality in the Australian state of South Australia located on the north coast of Dudley Peninsula on Kangaroo Island overlooking both Backstairs Passage and Nepean Bay about 110 km south of the state capital of Adelaide. Adelaide city centre:  It is known by locals simply as ""The City"" or ""Town"" to distinguish it from Greater Adelaide and from the City of Adelaide (which also includes North Adelaide and the Park Lands).
Kangaroo Head