Its legacy as the former imperial capital of Vietnam is just one of many reasons to visit Hue. For more than a century, the emperors of the Nguyen dynasty (1802-1945) ruled from the Forbidden Purple City, the innermost enclosure of the citadel. Today, this complex is designated as a UNESCO World Heritage site and draws millions of visitors each year.

Lake Havasu City rises from the Mojave Desert along the shores of Lake Havasu, a broad reservoir on the Colorado River that draws visitors with its radiant blue water and warm sunshine nearly all year. The most famous landmark here is the London Bridge, a granite-clad structure that once spanned the River Thames in England. This iconic span now connects the mainland to an island filled with shops, restaurants, and resorts, inviting visitors to stroll beneath its arches.

The Elbe is one of the Central Europe's greatest rivers, rising in the northern Czech Republic, traversing through Bohemia and Germany, and flowing into the North Sea not far from Hamburg. The river and its route have been largely untouched, so wildlife visibly abounds along its wetlands and wooded regions. Other scenery includes terraced vineyards and charming wine villages.

Bolivia's third largest city, it lies high in the valley of Cordillera Oriental. It is an agricultural hub of the country, especially for grains. Founded in 1574 by a conquistador, it is the home of an excellent archeological museum.

Labadee, a private peninsula on Haiti’s northern coast, is an exclusive destination for Royal Caribbean cruise guests. Surrounded by dramatic green mountains and the sparkling waters of the Caribbean Sea, it offers a mix of natural beauty and curated resort-style amenities.