Name all the cities you know off the top of your head in one minute...?
Melbourne, Sydney, Canberra, Brisbane, Darwin, Perth, Adelaide, Hobart.
The rest don't matter.
NY, Chicago, Cincinnati, Dayton, Charlotte, Memphis, Nashville, Florence, Columbia, Raleigh, Boston, San Francisco, San Diego, Kansas City, Birmingham, Lincoln, Columbus, Washington DC, Seattle, Las Vegas, Knoxville, etc., etc.
I could keep going and have only covered sections of the US.
london, liverpool ,glasgow, tokyo, sydney, delhi, shanghai,amsterdam utrecht, rotterdam, oslo, paris, berlin, rome, brussels, NY, LA, detroit, jarkarta, ...times up..