1. Quito   Peru   Uruguay   Guyana   Ecuador   Hint Half-n-half Clue   2. Brasilia   Guyana   Brazil   Uruguay   Argentina   Half-n-half Clue   3. Santiago   Bolivia   Argentina   Chile   Suriname   Half-n-half Clue   4. La Paz, Sucre   Bolivia   Venezuela   Uruguay   Brazil   Half-n-half Clue   5. Bogota   Ecuador   Colombia   Chile   Argentina   Half-n-half Clue   6. Stanley   Paraguay   Ecuador   Falkland Islands   Brazil   Half-n-half Clue   7. Lima   Ecuador   Brazil   Peru   Venezuela   Half-n-half Clue