Just outside of Tucson lies Saguaro National Park, which is home to hundreds of saguaro cacti, the iconic symbol of the old West. There are endless scenic hikes and wildlife habitats, and the Arizona-Sonora Desert Museum isn't to be missed. The star of the park, of course, are the cacti themselves, and there are few more beautiful sights than seeing them silhouetted against the beauty of a magnificent desert sunset.

To visit Barcelona is to embrace both the past and the future. There is much to do and see in this cosmopolitan capital of Catalonia, from medieval structures to beaches to UNESCO Heritage Sites by Antoni Gaudí and Lluís Doménech i Montaner.

A true destination, Alyeska is Alaska's biggest ski area. At the summit sits Mt. Alyeska Roundhouse, the state's only mountaintop museum.

Barichara is a small town in Colombia’s Santander department, known for its carefully preserved colonial character and strong sense of place. Founded in the early 18th century, it is built almost entirely from local stone, giving its streets, churches, and homes a cohesive, grounded feel.

Raise a glass and toast Würzburg, an enchanting, Franconian wine-producing area on the Main River, and one of Germany's oldest cities. Wine bars and cellars abound here, but there's also plenty of wonderful history and striking Baroque and rococo architecture to behold.