Evidence of our nation's birth abounds in Boston, a hub of revolution that is essentially the oldest city in the United States. Visitors are compelled to walk the 2.5-mile Freedom Trail around the city center, and bear witness to 16 historical locations related to the history of America.

Argentina has everything from historical sites to casinos, warm sunny beaches to beautiful scenery. Although first-class accommodations are not available at all locations, the hospitality is one of the friendliest in the world.

Stretching over 4,200 kilometers along the southwestern coast of South America, Chile is a country of dramatic contrasts and hidden surprises. From the world’s driest desert in the north to the icy fjords of Patagonia in the south, Chile offers a landscape that constantly reinvents itself. Visitors can walk through the Atacama Desert, where NASA tests Mars rovers, or gaze at the clearest night skies on Earth from the high-altitude observatories near San Pedro de Atacama.

The Yangtze River, a magnificent artery of China, stretches over 6,300 kilometers (3,917 miles) from the Tibetan Plateau to the East China Sea. As the longest river in Asia and the third longest in the world, it weaves through breathtaking landscapes and vibrant cities, making it a prime destination for travelers seeking both adventure and cultural immersion.

Oviedo, the capital of Asturias in northern Spain, offers a rare mix of medieval heritage and everyday life that feels rooted rather than staged. The city’s historic center is home to some of the oldest pre-Romanesque buildings in Europe, including the UNESCO-listed Santa María del Naranco and San Miguel de Lillo. Cider, not wine, defines the local table. Oviedo is surrounded by apple orchards, and the traditional drink, sidra natural, is poured from a height by skilled escanciadores.