1. Quito   Bolivia   Paraguay   Ecuador   Uruguay   Hint Half-n-half Clue   2. Stanley   Brazil   Argentina   Falkland Islands   Ecuador   Half-n-half Clue   3. Brasilia   Uruguay   Peru   Brazil   Argentina   Half-n-half Clue   4. Cayenne   Argentina   French Guiana   Colombia   Chile   Half-n-half Clue   5. Santiago   Chile   Peru   Brazil   French Guiana   Half-n-half Clue   6. Georgetown   Guyana   Paraguay   Colombia   Argentina   Half-n-half Clue   7. Asuncion   Paraguay   Suriname   Ecuador   Argentina   Half-n-half Clue