Lonely Planet's local travel experts reveal all you need to know to plan the trip of a lifetime to Argentina. Discover popular and off the beaten track experiences from marvelling at Iguazú Falls jaw-dropping waterfalls with rainbows, to watching whales leap out of the water on Playa Las Canteras, and dancing the tango at a traditional Buenos Aires milonga. Build a trip to remember with Lonely Planet's Argentina travel guide.