Impressive architecture and hip restaurants meet a sunny Spanish climate and beautiful beaches. This has transformed Barcelona, in just a few decades, from a rough port city into one of Europe's, if not the world's, premier destinations. Stroll along La Rambla and Passeig de Gràcia, admire Gaudí's masterpieces, lose yourself in the Gothic Quarter, bask in the sun at Barceloneta beach, and discover some of the city's vibrant late-night haunts while you're at it.

Limerick, located on the banks of the River Shannon, holds the distinction of being Ireland's first-ever City of Culture. The city, famously remembered as the setting for Frank McCourt's "Angela's Ashes", boasts a dynamic blend of art galleries amidst its charmingly decrepit Georgian architecture. Known for its strong rugby culture, Limerick also has a thriving street art community, a bustling festival calendar, and the Milk Market that serves as a hub for food lovers.

You would never expect to step into Bavaria while visiting central Washington, but upon entering Leavenworth in the Cascade Mountains, you will certainly feel as though you have been transported to Germany. Nearly a quarter of the town's residents can trace their ancestry back to Germany, and they have brought that Old World feel with them. Alpine-style buildings line the streets of this gateway to nearby ski areas and wineries. Though the town is small, what it lacks in size, it makes up for in personality.

Queenstown, the self-proclaimed "Adventure Capital of the World", has, without a doubt, earned this title. The birthplace of bungy jumping, and home to all manner of adrenaline pumping activities, from luge and jet-boating to canyon swinging, attracts thousands of adventure lovers every year. Set on the edge of the giant Lake Wakatipu, in the Otago region, this intimate town transforms itself into a buzzing ski resort during winter, thanks to its two appealing ski-fields that suit sport lovers of any abilities.