Argentina's second largest city, founded 400 years ago by Conquistadores, Cordoba is built at the edge of the Pampas and in thefoothills of the Andes Mountains. It is a university town that maintains the charm of Colonial days and Spanish traditions.

Dominica, known as the “Nature Island of the Caribbean,” is a haven for eco-tourists and adventure seekers. Nestled between the French islands of Guadeloupe and Martinique, this lush island boasts a remarkable landscape of volcanic mountains, dense rainforests, and stunning waterfalls. Dominica’s most iconic natural wonder is the Boiling Lake, the second-largest hot spring in the world.

Ancient capital of Brittany, it was nearly destroyed by fire in 1720. Today it is known as an intellectural center with its famous Rennes University.

Bratislava, Slovakia’s capital, sits along the Danube River at the crossroads of Central Europe. It's the only capital in the world bordering Austria and Hungary, which makes it an easy stop on many European itineraries. Yet Bratislava is more than a waypoint; it offers a compact city center filled with centuries of history. The Old Town’s cobbled lanes lead past Gothic cathedrals, Baroque palaces, and buildings once used by Habsburg royalty.

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.