It took us almost eight hours to reach the Argentinian border in Quiaca to cross to Bolivia. We hadn’t had neither a meal nor a good sleep the night before so the long bus ride felt even longer. the city of Salta was pretty terrible, but the other small ones were really nice, Bajo Pampa, Humauaca, and Quiaca. they all had this cute small friendly town atmosphere. we walked towards the bridge that connects the…"From Buenos Aires to Bolivia"