The world's largest river system is the

The wide, grassy plains in central Argentina are called

The first people who lived in Brazil were

A megacity is

Argentina's informal economy is based on

The largest country in South America is

Pick Brazil's two largest cities.

Argentina's culture has been mostly influenced by

True or False

Brazil gained independence from Portugal in 1822 after a long, bitter war.

True or False

Macumba is a religion that combines beliefs and practices of African and Indian religions with Christianity.

huge slums in Brazil

capital of Uruguay

True or False

Buenos Aires is the second-largest urban area in South America

A region of dry plains and plateaus in southern Argentina