Saratoga Springs, New York, has long drawn visitors with its bubbling mineral springs, historic charm, and a calendar full of events that give the town a lively edge. Known as “The Spa City,” Saratoga first gained fame in the 19th century for its naturally carbonated waters, believed to have healing properties. Downtown Saratoga Springs is known for its walkable streets, filled with locally owned boutiques, cafés, and bookstores.

Replete with windmills and old-world charm, the village of Kinderdijk lies east of Rotterdam on the Lek River and is a popular stop for European river cruises. Home to the largest concentration of old windmills in the Netherlands, Kinderdijk was designated a UNESCO World Heritage Site in 1997.

Uruguay may be one of South America's smallest countries, but it packs a striking variety of experiences into its compact borders. From the cobbled streets of Colonia del Sacramento to the avant-garde coastline of José Ignacio, Uruguay blends old-world charm with modern personality. Montevideo, the capital, offers a glimpse into everyday life with its seaside promenade, called the “Rambla,” which stretches over 20 kilometers along the Río de la Plata.

Brasília may be a World Heritage Site, but it is only of interest to town planning and architecture students, and those keen to witness the folly of man on a metropolitan scale. It must have looked good on paper, and still looks good in photos, but in the flesh, forget it. Designed by architect Oscar Niemeyer, urban planner Lucio Costa, and landscape architect Burle Marx, the city was built in an incredible three years between 1957 and 1960.

Heidelberg, located along the scenic banks of the Neckar River in southwestern Germany, is a city steeped in history, culture, and charm. Known for its prestigious university, which is one of the oldest in Europe, the city draws visitors with its picturesque old town, medieval architecture, and vibrant academic atmosphere.