Located in the heart of Oklahoma, Tulsa offers much for the prospective traveler. Visit its many amusement parks, the zoo, and museums such as the Tulsa Air and Space Center, Mac's Antique Car Museum, Oklahoma Jazz Hall of Fame and the Harmon Science Center.

Coursing through 10 countries, the Danube is the second-longest river in Europe. This waterway, lined with fortresses and castles, rises in Germany's Black Forest and runs for 1,770 miles to the Black Sea. The Danube is an essential commercial thoroughfare for central and southeastern Europe, and several river cruise companies sail vessels on it year-round. Destinations along this river include Vienna, Budapest, Passau and Bratislava.

A true gem on the Caribbean coast, the port city of Cartagena (Cartagena de Indias) welcomes visitors with its charming old town, colonial buildings, and exceptional beaches. A popular cruise ship stop, many seafarers find themselves honorary Cartagenans, as they stroll shady, cobblestone lanes and gaze upon impressive churches.

Nestled in the heart of the Dolomites, Cortina d'Ampezzo is Italy's premier alpine destination, renowned for its breathtaking natural beauty and world-class ski resorts. Known as the "Queen of the Dolomites," this charming town has long been a magnet for outdoor enthusiasts and luxury travelers alike. Cortina offers some of the best skiing in Europe, all set against the dramatic backdrop of UNESCO World Heritage-listed mountains .

La Rioja, located in northern Spain, is best known for its wine, but the region offers much more than vineyard views. Its capital, Logroño, sits along the Camino de Santiago and has welcomed travelers for centuries. The city’s historic center is compact and lively, with narrow streets lined by centuries-old churches, pintxo bars, and quiet plazas.