Visit Puerto Iguazú

Southern right whales in the bay from June to December, and the Peninsula Valdes wildlife.

Visit Bariloche, a city in Argentina's Patagonia region known for its Swiss-style architecture and alpine scenery. Explore the Civic Center (historic wooden buildings with clock tower and museum), hike in Nahuel Huapi National Park (home to the Cerro Catedral ski resort and glacial lakes), and try local chocolate at Mamuschka (famous artisanal chocolatier).

Visit Mendoza, Argentina's wine capital at the foothills of the Andes. Tour vineyards in the Luján de Cuyo region (known for its high-altitude Malbecs), taste wines at Bodega Catena Zapata (a pioneer in Argentine viticulture), and explore the city's Parque General San Martín (a 420-hectare park with a rose garden and lake).

Visit Cordoba, a historic city in Andalusia, Spain. Explore the Mezquita-Catedral (a UNESCO World Heritage site blending Moorish and Christian architecture), stroll through the Jewish Quarter's narrow streets and patios, see the Roman Bridge and Calahorra Tower, and try salmorejo (a chilled tomato soup) and flamenquín (fried pork roll).

Visit Mar del Plata, Argentina's premier Atlantic beach resort. Stroll along the iconic Playa Grande (7 km of golden sand backed by grand hotels), explore the historic Torreón del Monje (neo-Gothic tower with cliffside tea rooms), and see the sea lions at the bustling Puerto de Mar del Plata (working port with fresh seafood restaurants). Don't miss the Museo del Mar (museum housing over 30,000 seashells from around the world).

Visit El Chalten, a small town in Argentina known as the trekking capital of South America, located near Mount Fitz Roy in Patagonia.

Colonial churches, the Inca mummies of the high-altitude museum and the Train to the Clouds.

The southernmost city in the world, the end of the road and the port for Antarctic ships.