New York City.
New York. Chicago. California. Miami.
go to dubai lots of shopping malls and you dont need a car to get around taxis are really cheap and they have a metro, its also a lovely city and lovely beaches too
Madison, Wisconsin
go foring tour to Asia.. Sri lanka is best, cheap shopping quality items, and more fun with tasty food, SURE
that would generally be the densest cities in america (I can't speak for other countries)
NYC, San Francisco, Boston, DC , etc
NYC