Final answer:
Cordoba, Rosario, and Mendoza are cities in Argentina, which is a significant wine-producing country and member of the Mercosur trade bloc.
Step-by-step explanation:
The cities of Cordoba, Rosario, and Mendoza are located in the country of Argentina. Argentina is the second-largest country in South America, known for its varied geography including the Andes Mountains along the western border.
The city of Mendoza, in particular, is renowned for being in the Cuyo region, a major wine-producing area responsible for a significant portion of the country's wine production.
The cultural influence of Old World European customs and New World Latin American traditions merge to create a unique experience, particularly in the metropolitan city of Buenos Aires, Argentina's capital and largest city. Additionally, Argentina is a member of Mercosur, a trade bloc that promotes economic cooperation among South American countries.