This quaint town on the Rhine is the gateway to the Black Forest and lies halfway between Freiburg and Colmar. As you walk the cobblestone streets, stop to sample local schnapps made from fermented pears or cherries and the distinctive smoky ham of this region. St. Stephan's Cathedral perches on a hillside and is the exquisite centerpiece of the town.

Boquete Valley, nestled in the highlands of Panama near the Baru Volcano, is a lush retreat known for its cool climate, verdant hills, and coffee plantations.

Port-au-Prince in Southwest Haiti is the capital. The country's largest city, commercial center, and chief seaport, it is laid out like an amphitheater around a bay. Founded in 1749 by French sugar planters, it became the colonial capital in 1770, replacing Cap-Haïtien.

Serbia is a country where centuries-old monasteries sit just a short drive from lively cities, and where the past is never far from daily life. In Belgrade, the capital, Kalemegdan Fortress offers panoramic views where the Danube meets the Sava River. This fortress has witnessed more than 100 battles and been rebuilt many times over two millennia. Within its walls are Roman ruins, an open-air military museum, and quiet park paths perfect for wandering between centuries of layered history.

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.