San Carlos de Bariloche
San Miguel de Tucuman
AArgentina: Domestic travel around Argentina, then to Uruguay
Honey it's better start with Mendoza, then Buenos Aires, and then Uruguay... from Buenos Aires to Uruguay you just need to cross the river... from Mendoza to Buenos Aires you can take an airplane... sometimes...
ABuenos Aires: Day trip from Buenos Aires to Montevideo is worth it?
The best is to have minimum 2 days, if it's 3 better...