If you like backpacking, Argentina will be heaven for you especially when you're on a budget. The country is easily accessible via bus, and getting around is cheap and reliable. There are many different bus companies to get in every tiny corner of Argentina and the neighboring countries. Well, all you need is some extra time and, of course, a ticket. Hence, you will sooner or later find yourself at one of these ticket counters lined up in an endless row in the bus terminal of Estación Retiro. Just choose your destination and find the right counter. Buen viaje!