Argentina is a massive South American nation with terrain encompassing Andes mountains, glacial lakes and Pampas grassland, the traditional grazing ground of its famed beef cattle. The country is known for tango, steak and football. Its big, cosmopolitan capital, Buenos Aires, is centered on the 16th-century Plaza de Mayo, lined with stately buildings including Casa Rosada, the iconic, balconied presidential palace.
Chile is a long, narrow country stretching along South America’s western edge, with 4,300km of Pacific Ocean coastline. Santiago, its capital, sits in a valley surrounded by the Andes and Chilean Coast Range mountains. The city’s Plaza de Armas, founded in 1541, contains neoclassical landmarks and the National History Museum. The massive Parque Metropolitano offers swimming pools, a botanical garden and zoo.