This is well fun
http://www.theguardian.com/news/datablog/ng-interactive/2014/jul/21/seven-questions-that-will-tell-you-how-well-you-know-your-local-area
Think it'd be a lot harder for Londoners/inner city elites. It's also more about how nosy you are about the people living around you than ooh how many parks have you sat in etc.
Will also accept anecdotes about how you've never even been outside so you don't know.