Conversation so far:
Can you give me a little more information on South America and the Caribbean?
South America has a linguistic diversity rivalled by only a few other places in the world with approximately 350 languages still spoken.
What are some of the languages?
it is not likely that the number of specialists in SA Indian languages will increase fast enough to document most of the surviving SA languages.

Question: What were some of the popular languages being spoken?
Self-contained rewrite: What were some of the popular languages being spoken in South America?