Houston, the fourth-largest city in the U.S., is known for its iconic NASA center, the world-renowned Texas Medical Center, and its lively annual rodeo. But in recent years, the city has evolved into a must-visit destination for the savvy traveler. With a vibrant mix of cultures—no one ethnicity holds the majority—Houston boasts an eclectic blend of top-notch cuisine, world-class culture, exciting entertainment, and unbeatable shopping.

Cluj-Napoca, often referred to as the unofficial capital of Transylvania, is a vibrant and lively city with a rich cultural history. Despite its ominous administrative status, the city is far from grim and has a well-deserved reputation as a party town. Named the European Youth Capital in 2015, Cluj-Napoca is home to an estimated 100,000 students, who make up about a fifth of the population. This youthful energy, combined with the city's cultural renaissance, makes Cluj-Napoca a must-visit destination for anyone interested in experiencing the vibrant arts and entertainment scene.

Welcome to Chengdu, the provincial capital of Sichuan, where giant pandas delight tourists at the Chengdu Breeding Research Base. Though a modern city, Chengdu is where life happens in the back streets, with crowds waiting outside hot-pot restaurants, and tea houses abuzz with mahjong players and their noisy tile-shuffling game.

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.