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.

Southeast Spain's seaport of Cartagena is a large naval base on the Mediterranean coast. The city was founded in 220 B.C. and boasts Roman ruins, mosaics and murals.

Kodiak Island's primary city, Kodiak is among seven communities on the island. All transportation, whether by ferryboat or aircraft, goes through here.

Killington, Vermont is best known for its ski resort, the largest in the eastern United States, but the town offers more than just winter slopes. Nicknamed “The Beast of the East,” Killington Resort spans six mountain peaks and includes over 1,500 acres of terrain. It was one of the first ski areas in the country to adopt snowmaking technology in the 1960s, and it continues to operate one of the longest ski seasons in North America, sometimes stretching from October into May.

The capital and largest city in Hungary, Budapest is a favorite European destination for millions of tourists each year. Once the center of the Austro-Hungarian Empire, this cosmopolitan city and UNESCO World Heritage site has plenty of historical and cultural landmarks to explore.