Four intranational flights in Argentina took me from Buenos Aires to Puerto Iguazú to Salta to Mendoza and back to the capital. It was a whirlwind trip around the northern part of the country during which I hiked around one of the world’s top waterfalls and around the tallest mountain in the Americas, experienced both Latin and Native American cultures, ate llama cutlets and sucked on coca leaves to stave off altitude sickness, and roamed through some of the country’s best cities, filled with beautiful (and often crumbling) architecture, including fantastic houses of worship. Read about the top five churches in Argentina >