Uyuni, in southwestern Bolivia, is best known as the gateway to the world’s largest salt flat, Salar de Uyuni. Once a humble railway town, Uyuni has grown into a base for travelers drawn to this surreal landscape, where an ancient dried-up lake has left behind a vast expanse of glistening salt crust.

Barranquilla sits near the mouth of the Magdalena River on Columbia's Caribbean side. It is a major seaport and a center of commerce, but everyone breaks loose for four days in February for one of the liveliest carnivals outside of Rio.

The lake is approximately 720 acres, with about twenty-one miles of shoreline. National Geographic has called Lake Lure one of the most beautiful man-made lakes in the world.

Udawalawe National Park, located in southern Sri Lanka, is one of the country’s best places to see wild elephants in their natural environment. Established in 1972, the park protects an important watershed area around the Udawalawe Reservoir and provides a sanctuary for hundreds of elephants, which can often be seen roaming in herds across the open grasslands.

St. Kitts, part of the twin-island federation of Saint Kitts and Nevis, is known for its volcanic landscape, coastal plains, and long stretches of shoreline. The island’s layout is shaped by its central peaks, including Mount Liamuiga, which rises above surrounding farmland and villages. Basseterre, the capital, serves as the main hub for commerce and government, with a harbor that regularly receives cruise ships.