Guess where I am ? New-York the most populous city in the US. 
Excuse me, but I am Canadian. I am not familiar, where is New York?
New-York is in the state of New-York, and the state of New-york is one one the states of the United-States of America. 
Oh, alright! And what is so cool about New York?
It is one of the major cultural, financial and scientific research centers of the world. And a few museums.