New York
The city of Canberra, which is the capital of Australia.
There are no major cities at 35 degrees S, 20 degrees E. That point is about 15 miles or so off of the southern coast of South Africa. The closest major city would be Cape Town, but it's true coordinates are 33 degrees S, 18 degrees E.
The city located at coordinates 31*S, 64*W is Cordoba,Argentina.
4° 19′ 30″ S, 15° 19′ 20″ E-4.325, 15.322222
Brasília is the federal capital city of Brazil. Brasilia is located 15 degrees 47′38″ S and 47 degrees 52′58" W.
There is no city at those coordinates. That location is on the coast of Antarctica, and is uninhabited.
The city located at coordinates 31*S, 64*W is Cordoba,Argentina.
The city located at coordinates 31*S, 64*W is Cordoba,Argentina.
The city located at coordinates 31*S, 64*W is Cordoba,Argentina.
Mexico City
15 S 45 W is near Brasilia, Brazil.