NA- LA
SA - Rio
Oceania - Melbourne of course (and to all of those who said sydney.... i will firstly suggest you to stay in both for a month... then let u decide)
Asia - Singapore or Dubai
Africa - JB
Europe - Man... i'll be happy anywhere. But Barcelona is where i wanna be located... that or amsterdam

Antartica - Anywhere during the day (the 6 month days). I'll make my own city and i call it... pelican valley