Being that Nogales is the boarder city of Arizona you get the opportunity to cross the boarder in to Mexico for no longer that 3 days! But its great for shopping experience! With Cheap prices you can load up! People with small children might want to be cautious because of the over crowding. If you know a little Spanish it is very helpful!
This place is a dump and the people are rude to tourists. We have visited two other border towns in arizona and the people were friendly and we were welcomed in our own country.
I guess Nogales doesn't like the potential economic ...